Merge branch 'master' into 'master'
authorMatthias Clasen <mclasen@redhat.com>
Mon, 26 Oct 2020 20:09:30 +0000 (20:09 +0000)
committerMatthias Clasen <mclasen@redhat.com>
Mon, 26 Oct 2020 20:09:30 +0000 (20:09 +0000)
Fix the build with cups < 2.2.12

Closes #2968

See merge request GNOME/gtk!2744


Trivial merge