build(deps-dev): bump the jest group in /webapp with 2 updates

Bumps the jest group in /webapp with 2 updates: [jest](https://github.com/jestjs/jest/tree/HEAD/packages/jest) and [jest-environment-jsdom](https://github.com/jestjs/jest/tree/HEAD/packages/jest-environment-jsdom).


Updates `jest` from 29.7.0 to 30.0.0
- [Release notes](https://github.com/jestjs/jest/releases)
- [Changelog](https://github.com/jestjs/jest/blob/main/CHANGELOG.md)
- [Commits](https://github.com/jestjs/jest/commits/v30.0.0/packages/jest)

Updates `jest-environment-jsdom` from 29.7.0 to 30.0.0
- [Release notes](https://github.com/jestjs/jest/releases)
- [Changelog](https://github.com/jestjs/jest/blob/main/CHANGELOG.md)
- [Commits](https://github.com/jestjs/jest/commits/v30.0.0/packages/jest-environment-jsdom)

---
updated-dependencies:
- dependency-name: jest
  dependency-version: 30.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: jest
- dependency-name: jest-environment-jsdom
  dependency-version: 30.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: jest
...

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

webapp/package.json

@@ -97,8 +97,8 @@
     "eslint-plugin-vue": "~9.33.0",
     "flush-promises": "^1.0.2",
     "identity-obj-proxy": "^3.0.0",
-    "jest": "29.7",
-    "jest-environment-jsdom": "^29.7.0",
+    "jest": "30.2",
+    "jest-environment-jsdom": "^30.2.0",
     "mutation-observer": "^1.0.3",
     "prettier": "~3.6.2",
     "sass-loader": "^10.4.1",