Merge pull request #13 from ubuntu-robotics/artivis-patch-3

narrow CI tag filter

Author: artivis

.github/workflows/ubuntu-core-image.yaml

@@ -4,7 +4,7 @@ on:
     branches:
       - noetic-virtual
     tags:
-      - '*'
+      - '*-noetic-virtual'
   pull_request:
     branches:
       - noetic-virtual