chore(deps): update dependency ubuntu to v22

Author: plural-renovate[bot]

.github/workflows/ci.yaml

@@ -67,7 +67,7 @@ jobs:
           version: latest
   publish:
     name: Build and push Agent container
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     needs:
     - prepare
     - test

.github/workflows/publish.yaml

@@ -22,7 +22,7 @@ jobs:
       - run: PATH=$PATH:$GOPATH/bin make test
   publish-docker:
     name: Build and push agent container
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     needs: [test]
     permissions:
       contents: 'read'
@@ -76,7 +76,7 @@ jobs:
       if: always()
   bump:
     name: Bump Chart Version
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     needs: [release]
     permissions:
       contents: write