chore: delete package.json so it stops rewinding dependencies

* Delete synthtool/gcp/templates/node_library/.github/scripts/package.json

* chore: update CODEOWNERS to correct team

* Update container_test.yaml

* Update container_test.yaml

* Update container_test.yaml

Source-Link: googleapis/synthtool@05f1d86
Post-Processor: gcr.io/cloud-devrel-public-resources/owlbot-nodejs:latest@sha256:30b77fc5b701c187c87283d1baa8828e952d78b0066c4ddca492b7f2a29b3b68

Author: gcf-owl-bot[bot]

.github/workflows/ci.yaml

@@ -26,6 +26,20 @@ jobs:
       - run: npm test
         env:
           MOCHA_THROW_DEPRECATION: false
+  test-script:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 18
+      - run: node --version
+      - run: npm install --engine-strict
+        working-directory: .github/scripts
+      - run: npm test
+        working-directory: .github/scripts
+        env:
+          MOCHA_THROW_DEPRECATION: false
   windows:
     runs-on: windows-latest
     steps: