Fix Python ValidatesContainer Dataflow ARM workflow (#34008)

Author: akashorabek

.github/workflows/beam_Python_ValidatesContainer_Dataflow_ARM.yml

@@ -61,7 +61,7 @@ jobs:
       github.event_name == 'workflow_dispatch' ||
       startsWith(github.event.comment.body, 'Run Python ValidatesContainer Dataflow ARM')
 
-    runs-on: [self-hosted, ubuntu-20.04, main]
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v4
       - name: Setup repository
@@ -74,6 +74,12 @@ jobs:
         uses: ./.github/actions/setup-environment-action
         with:
           python-version: ${{ matrix.python_version }}
+      - name: Authenticate on GCP
+        uses: google-github-actions/setup-gcloud@v0
+        with:
+          service_account_email: ${{ secrets.GCP_SA_EMAIL }}
+          service_account_key: ${{ secrets.GCP_SA_KEY }}
+          export_default_credentials: true
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
       - name: GCloud Docker credential helper
@@ -94,6 +100,7 @@ jobs:
         with:
           gradle-command: :sdks:python:test-suites:dataflow:py${{steps.set_py_ver_clean.outputs.py_ver_clean}}:validatesContainerARM
           arguments: |
+            --info \
             -PpythonVersion=${{ matrix.python_version }} \
             -Pcontainer-architecture-list=arm64,amd64 \
             -Pdocker-repository-root=us.gcr.io/apache-beam-testing/github-actions \