tests/migration: Fix LGPL information in the file headers

There never was a "Lesser GPL version 2.0", It is either "GPL version 2.0"
or "Lesser GPL version 2.1". This patch replaces all "Lesser GPL version 2.0"
with "Lesser GPL version 2.1" in the tests/migration folder.

Signed-off-by: Gan Qixin <ganqixin@huawei.com>
Message-Id: <20201110184223.549499-2-ganqixin@huawei.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
diff --git a/tests/migration/guestperf/comparison.py b/tests/migration/guestperf/comparison.py
index d0b7df9..ba2edbe 100644
--- a/tests/migration/guestperf/comparison.py
+++ b/tests/migration/guestperf/comparison.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/engine.py b/tests/migration/guestperf/engine.py
index fd63c66..e2a214b 100644
--- a/tests/migration/guestperf/engine.py
+++ b/tests/migration/guestperf/engine.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/hardware.py b/tests/migration/guestperf/hardware.py
index a66c9dd..3145785 100644
--- a/tests/migration/guestperf/hardware.py
+++ b/tests/migration/guestperf/hardware.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/plot.py b/tests/migration/guestperf/plot.py
index 34cebd5..30b3f66 100644
--- a/tests/migration/guestperf/plot.py
+++ b/tests/migration/guestperf/plot.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/progress.py b/tests/migration/guestperf/progress.py
index 46d2157..ab1ee57 100644
--- a/tests/migration/guestperf/progress.py
+++ b/tests/migration/guestperf/progress.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/report.py b/tests/migration/guestperf/report.py
index 6a1f971..1efd40c 100644
--- a/tests/migration/guestperf/report.py
+++ b/tests/migration/guestperf/report.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/scenario.py b/tests/migration/guestperf/scenario.py
index 705c2e8..28ef36c 100644
--- a/tests/migration/guestperf/scenario.py
+++ b/tests/migration/guestperf/scenario.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/shell.py b/tests/migration/guestperf/shell.py
index 5bcc066..f838888 100644
--- a/tests/migration/guestperf/shell.py
+++ b/tests/migration/guestperf/shell.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/tests/migration/guestperf/timings.py b/tests/migration/guestperf/timings.py
index f94d809..2374010 100644
--- a/tests/migration/guestperf/timings.py
+++ b/tests/migration/guestperf/timings.py
@@ -6,7 +6,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of