pylint: fix errors and warnings generated by tests/qemu-iotests/297

Test 297 in tests/qemu-iotests currently fails: pylint has
learned new things to check, or we simply missed them.

All fixes in this patch are related to additional spaces used
or wrong indentation. No functional change intended.

Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Message-Id: <20211008062821.1010967-2-eesposit@redhat.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
diff --git a/tests/qemu-iotests/check b/tests/qemu-iotests/check
index da1bfb8..43a4b69 100755
--- a/tests/qemu-iotests/check
+++ b/tests/qemu-iotests/check
@@ -37,13 +37,14 @@
 
     p.add_argument('-d', dest='debug', action='store_true', help='debug')
     p.add_argument('-p', dest='print', action='store_true',
-                help='redirects qemu\'s stdout and stderr to the test output')
+                   help='redirects qemu\'s stdout and stderr to '
+                        'the test output')
     p.add_argument('-gdb', action='store_true',
-                   help="start gdbserver with $GDB_OPTIONS options \
-                        ('localhost:12345' if $GDB_OPTIONS is empty)")
+                   help="start gdbserver with $GDB_OPTIONS options "
+                        "('localhost:12345' if $GDB_OPTIONS is empty)")
     p.add_argument('-valgrind', action='store_true',
-                    help='use valgrind, sets VALGRIND_QEMU environment '
-                    'variable')
+                   help='use valgrind, sets VALGRIND_QEMU environment '
+                        'variable')
 
     p.add_argument('-misalign', action='store_true',
                    help='misalign memory allocations')