test: Debug 'error: System transaction in progres'

Signed-off-by: Xiaofeng Wang <[email protected]>

Author: henrywang

tmt/tests/booted/test-image-pushpull-upgrade.nu

@@ -86,6 +86,10 @@ RUN echo test content > /usr/share/blah.txt
     # Test for https://github.com/ostreedev/ostree/issues/3544
     # Add a quoted karg using rpm-ostree if available
     if not $is_composefs {
+        # Debug error "error: System transaction in progress"
+        rpm-ostree status
+        journalctl -u rpm-ostreed
+
         print "Adding quoted karg via rpm-ostree to test ostree issue #3544"
         rpm-ostree kargs --append=($quoted_karg)
     }