Merge pull request #15475 from rook/mergify/bp/release-1.16/pr-15471

ci: update ubuntu version to 22.04 or latest (backport #15471)

.github/workflows/integration-test-keystone-auth-suite.yaml

@@ -24,7 +24,7 @@ concurrency:
 jobs:
   TestCephKeystoneAuthSuite:
     if: ${{ github.event_name == 'pull_request' && github.ref != 'refs/heads/master' && !contains(github.event.pull_request.labels.*.name, 'skip-ci') }}
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: false
       matrix: