chore(deps-dev): bump @jest/globals from 30.0.5 to 30.2.0 in /backend

Bumps [@jest/globals](https://github.com/jestjs/jest/tree/HEAD/packages/jest-globals) from 30.0.5 to 30.2.0.
- [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/v30.2.0/packages/jest-globals)

---
updated-dependencies:
- dependency-name: "@jest/globals"
  dependency-version: 30.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

backend/package.json

@@ -75,7 +75,7 @@
     },
     "devDependencies": {
         "@aws-sdk/client-s3": "3.726.1",
-        "@jest/globals": "^30.0.5",
+        "@jest/globals": "^30.2.0",
         "@nestjs/cli": "^11.0.10",
         "@nestjs/schematics": "^11.0.4",
         "@nestjs/testing": "^10.0.0",