chore(deps-dev): bump @contentful/app-scripts in /examples/javascript

Bumps [@contentful/app-scripts](https://github.com/contentful/create-contentful-app/tree/HEAD/packages/contentful--app-scripts) from 1.1.18 to 1.1.19.
- [Release notes](https://github.com/contentful/create-contentful-app/releases)
- [Changelog](https://github.com/contentful/create-contentful-app/blob/master/packages/contentful--app-scripts/CHANGELOG.md)
- [Commits](https://github.com/contentful/create-contentful-app/commits/@contentful/app-scripts@1.1.19/packages/contentful--app-scripts)

---
updated-dependencies:
- dependency-name: "@contentful/app-scripts"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

examples/javascript/package.json

@@ -38,7 +38,7 @@
     ]
   },
   "devDependencies": {
-    "@contentful/app-scripts": "1.1.18",
+    "@contentful/app-scripts": "1.1.19",
     "@testing-library/jest-dom": "5.16.5",
     "@testing-library/react": "12.1.5",
     "cross-env": "7.0.3"