Bump parallel_tests from 3.9.0 to 3.10.0

Bumps [parallel_tests](https://github.com/grosser/parallel_tests) from 3.9.0 to 3.10.0.
- [Release notes](https://github.com/grosser/parallel_tests/releases)
- [Changelog](https://github.com/grosser/parallel_tests/blob/master/CHANGELOG.md)
- [Commits](https://github.com/grosser/parallel_tests/compare/v3.9.0...v3.10.0)

---
updated-dependencies:
- dependency-name: parallel_tests
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -682,7 +682,7 @@ GEM
     openproject-token (2.2.0)
       activemodel
     parallel (1.22.1)
-    parallel_tests (3.9.0)
+    parallel_tests (3.10.0)
       parallel
     parser (3.1.2.0)
       ast (~> 2.4.1)