add wait for connect step to debug issue

Author: nitins17

.github/workflows/build_artifacts.yml

@@ -62,6 +62,11 @@ jobs:
       run:
         shell: bash
     steps:
+      # Halt for testing
+      - name: Wait For Connection
+        uses: google-ml-infra/actions/ci_connection@main
+        with:
+          halt-dispatch-input: ${{ inputs.halt-for-connection }}
       - id: set-matrix
         run: |
             artifacts=()