Bump hls.js from 1.4.8 to 1.4.9 in /app/assets

Bumps [hls.js](https://github.com/video-dev/hls.js) from 1.4.8 to 1.4.9.
- [Release notes](https://github.com/video-dev/hls.js/releases)
- [Changelog](https://github.com/video-dev/hls.js/blob/master/docs/release-process.md)
- [Commits](video-dev/hls.js@v1.4.8...v1.4.9)

---
updated-dependencies:
- dependency-name: hls.js
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

app/assets/package.json

@@ -43,7 +43,7 @@
     "file-saver": "^2.0.5",
     "graphql": "^16.7.1",
     "graphql-tag": "^2.12.6",
-    "hls.js": "^1.4.8",
+    "hls.js": "^1.4.9",
     "inflection": "^2.0.1",
     "jest-environment-jsdom": "^29.6.1",
     "js-cookie": "^3.0.5",