Bump @babel/core from 7.17.8 to 7.17.9 in /assets

Bumps [@babel/core](https://github.com/babel/babel/tree/HEAD/packages/babel-core) from 7.17.8 to 7.17.9.
- [Release notes](https://github.com/babel/babel/releases)
- [Changelog](https://github.com/babel/babel/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel/commits/v7.17.9/packages/babel-core)

---
updated-dependencies:
- dependency-name: "@babel/core"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

assets/package.json

@@ -20,7 +20,7 @@
     "url-search-params-polyfill": "^8.1.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.17.8",
+    "@babel/core": "^7.17.9",
     "@babel/preset-env": "^7.16.11",
     "babel-loader": "^8.2.4",
     "copy-webpack-plugin": "^10.2.4",