update to use approval comment workflow for e2e trigger

.github/workflows/approval-comment.yaml

@@ -0,0 +1,13 @@
+name: ApprovalComment
+on:
+  pull_request_review:
+    types: [submitted]
+
+jobs:
+  approval-comment:
+    if: startsWith(github.event.review.body, '/e2e')
+    runs-on: ubuntu-latest
+    steps:
+      - name: run e2e
+        run: |
+          echo "run e2e"

.github/workflows/e2e-matrix-trigger.yaml

@@ -3,14 +3,14 @@ on:
   workflow_dispatch:
   push:
     branches: [main]
-  pull_request_review: # TODO(charliedmcb): come back to this and factor out the E2E trigger like AWS and clean it up
-    types: [submitted]
+  workflow_run:
+    workflows: [ApprovalComment]
+    types: [completed]
 permissions:
   id-token: write # This is required for requesting the JWT
   contents: read  # This is required for actions/checkout
 jobs:
   e2e-matrix:
-    if: github.event_name != 'pull_request_review' || startsWith(github.event.review.body ,'/test')
     uses: ./.github/workflows/e2e-matrix.yaml
     secrets:
       E2E_CLIENT_ID: ${{ secrets.E2E_CLIENT_ID }}