chore(deps): bump @typescript-eslint/eslint-plugin in /web/app (#650)

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 6.7.3 to 6.15.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v6.15.0/packages/eslint-plugin)

---
updated-dependencies:
- dependency-name: "@typescript-eslint/eslint-plugin"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

web/app/package.json

@@ -49,7 +49,7 @@
     "@types/jasmine": "~5.1.4",
     "@types/jasminewd2": "~2.0.13",
     "@types/node": "^20.9.0",
-    "@typescript-eslint/eslint-plugin": "6.7.3",
+    "@typescript-eslint/eslint-plugin": "6.15.0",
     "@typescript-eslint/parser": "6.5.0",
     "eslint": "^8.55.0",
     "eslint-plugin-import": "2.28.1",