Chore: Use Vault secrets in pr-patch-check-event.yml (#104725)

* baldm0mma/ update to use vault

* Update .github/workflows/pr-patch-check-event.yml

Co-authored-by: Kevin Minehart <5140827+kminehart@users.noreply.github.com>

* Update .github/workflows/pr-patch-check-event.yml

Co-authored-by: Kevin Minehart <5140827+kminehart@users.noreply.github.com>

---------

Co-authored-by: Kevin Minehart <5140827+kminehart@users.noreply.github.com>

.github/workflows/pr-patch-check-event.yml

@@ -13,7 +13,9 @@ on:
       - "v*.*.*"
       - "release-*"
 
-permissions: {}
+permissions:
+  contents: read
+  id-token: write
 
 # Since this is run on a pull request, we want to apply the patches intended for the
 # target branch onto the source branch, to verify compatibility before merging.
@@ -31,13 +33,20 @@ jobs:
       PR_COMMIT_SHA: ${{ github.event.pull_request.head.sha }}
     runs-on: ubuntu-latest
     steps:
+      - name: "Get vault secrets"
+        id: vault-secrets
+        uses: grafana/shared-workflows/actions/get-vault-secrets@main
+        with:
+          # Secrets placed in the ci/data/repo/grafana/grafana/delivery-bot-app path in Vault
+          repo_secrets: |
+            GRAFANA_DELIVERY_BOT_APP_PEM=delivery-bot-app:PRIVATE_KEY
       - name: "Generate token"
         id: generate_token
         uses: tibdex/github-app-token@3beb63f4bd073e61482598c45c71c1019b59b73a
         with:
           # App needs Actions: Read/Write for the grafana/security-patch-actions repo
-          app_id: ${{ secrets.GRAFANA_DELIVERY_BOT_APP_ID }}
-          private_key: ${{ secrets.GRAFANA_DELIVERY_BOT_APP_PEM }}
+          app_id: ${{ vars.DELIVERY_BOT_APP_ID }}
+          private_key: ${{ env.GRAFANA_DELIVERY_BOT_APP_PEM }}
       - name: "Dispatch job"
         uses: actions/github-script@v7
         with: