Bump parallel_tests from 2.29.1 to 2.29.2 (#11549)

Bumps [parallel_tests](https://github.com/grosser/parallel_tests) from 2.29.1 to 2.29.2.
- [Release notes](https://github.com/grosser/parallel_tests/releases)
- [Commits](https://github.com/grosser/parallel_tests/compare/v2.29.1...v2.29.2)

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

Gemfile.lock

@@ -412,7 +412,7 @@ GEM
       av (~> 0.9.0)
       paperclip (>= 2.5.2)
     parallel (1.17.0)
-    parallel_tests (2.29.1)
+    parallel_tests (2.29.2)
       parallel
     parser (2.6.3.0)
       ast (~> 2.4.0)