[CI] Split the CI control labels into four axes and resolve them live (#40527)

.github/workflows/pr-test-amd-extra.yml

@@ -243,7 +243,14 @@ jobs:
         extra-a-test-1-gpu-large-amd,
         extra-a-test-2-gpu-large-amd,
       ]
-    if: always()
+    # Same `labeled` guard as call-gate: an unrelated label would otherwise finish
+    # green with nothing executed, over the real run's result.
+    if: |
+      always() &&
+      (github.event_name != 'pull_request' ||
+       github.event.action != 'labeled' ||
+       github.event.label.name == 'run-ci' ||
+       github.event.label.name == 'run-ci-extra')
     runs-on: ubuntu-latest
     steps:
       - name: Check all dependent job statuses