chore(deps): update dependency ubuntu to v22

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -56,7 +56,7 @@ jobs:
   build-image:
     name: Build docker image (and publish on master)
     needs: [ app-lint-and-test ]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: checkout
         uses: actions/checkout@v3