iotests: update test owner contact information

Quite a few of these tests have stale contact information. This patch
updates the stale ones that I happen to be aware of at the moment.

Signed-off-by: John Snow <jsnow@redhat.com>
Message-Id: <20220322174212.1169630-1-jsnow@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
diff --git a/tests/qemu-iotests/261 b/tests/qemu-iotests/261
index d1c8037..b73da56 100755
--- a/tests/qemu-iotests/261
+++ b/tests/qemu-iotests/261
@@ -22,7 +22,7 @@
 #
 
 # creator
-owner=mreitz@redhat.com
+owner=hreitz@redhat.com
 
 seq=$(basename $0)
 echo "QA output created by $seq"