GHA: allow opensuse build to fail

Author: junghans

.github/workflows/continuous-integration-workflow.yml

@@ -7,7 +7,7 @@ on:
 
 jobs:
   CI:
-    continue-on-error: ${{ matrix.distro == 'ubuntu:devel' || matrix.distro == 'fedora:rawhide' || matrix.continue-on-error == true }}
+    continue-on-error: ${{ matrix.distro == 'ubuntu:devel' || matrix.distro == 'fedora:rawhide' || matrix.distro == 'opensuse:latest' || matrix.continue-on-error == true }}
     strategy:
       matrix:
         distro: ['fedora:latest', 'fedora:rawhide', 'opensuse:latest', 'ubuntu:latest', 'ubuntu:devel', 'ubuntu:rolling', 'ubuntu:18.04']