Merge pull request mala-project#656 from mala-project/update_image

Update runner to Ubuntu 22.04

Author: RandomDefaultUser

.github/workflows/cpu-tests.yml

@@ -118,7 +118,7 @@ jobs:
 
   cpu-tests:
     needs: build-docker-image-cpu
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     env:
       IMAGE_REPO: ${{ needs.build-docker-image-cpu.outputs.image-repo }}
       DOCKER_TAG: ${{ needs.build-docker-image-cpu.outputs.docker-tag }}