Bump fork-ts-checker-webpack-plugin in /frontend/packages/build

Bumps [fork-ts-checker-webpack-plugin](https://github.com/TypeStrong/fork-ts-checker-webpack-plugin) from 7.3.0 to 9.1.0.
- [Release notes](https://github.com/TypeStrong/fork-ts-checker-webpack-plugin/releases)
- [Changelog](https://github.com/TypeStrong/fork-ts-checker-webpack-plugin/blob/main/CHANGELOG.md)
- [Commits](TypeStrong/fork-ts-checker-webpack-plugin@v7.3.0...v9.1.0)

---
updated-dependencies:
- dependency-name: fork-ts-checker-webpack-plugin
  dependency-version: 9.1.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

frontend/packages/build/package.json

@@ -16,7 +16,7 @@
     "copy-webpack-plugin": "^10.0.0",
     "cssnano": "^5.0.2",
     "dotenv-webpack": "^7.0.1",
-    "fork-ts-checker-webpack-plugin": "^7",
+    "fork-ts-checker-webpack-plugin": "^9",
     "html-webpack-plugin": "^5.4.0",
     "style-loader": "^3.0.0",
     "svg-inline-loader": "^0.8.2",