fix: skip integration tests for Dependabot and remove missing label

Author: Sundar Raghavan

.github/dependabot.yml

@@ -30,7 +30,6 @@ updates:
       - "aws/bedrock-agentcore-maintainers"
     labels:
       - "dependencies"
-      - "github-actions"
     commit-message:
       prefix: "ci"
       include: "scope"

.github/workflows/integration-testing.yml

@@ -17,6 +17,11 @@ jobs:
   authorization-check:
     permissions: read-all
     runs-on: ubuntu-latest
+    # Skip entirely for Dependabot PRs — they are not collaborators so they
+    # would always route to manual-approval, blocking auto-merge indefinitely.
+    # Dependabot PRs are validated by ci.yml (lint, test, build) which are
+    # the required status checks in the main-status-checks Ruleset.
+    if: github.actor != 'dependabot[bot]'
     outputs:
       approval-env: ${{ steps.collab-check.outputs.result }}
       should-run: ${{ steps.safety-check.outputs.result }}