create a stripped down version of the integration tests workflow to m…

…erge into main for manual dispatch on PRs

.github/workflows/integration.yml

@@ -0,0 +1,20 @@
+name: Adapter Integration Tests
+
+on:
+  workflow_dispatch:
+
+# explicitly turn off permissions for `GITHUB_TOKEN`
+permissions: read-all
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  test-metadata:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repository (non-PR)
+        uses: actions/checkout@v3
+        with:
+          persist-credentials: false