Bump parallel_tests from 2.29.0 to 2.29.1 (#11169)

Bumps [parallel_tests](https://github.com/grosser/parallel_tests) from 2.29.0 to 2.29.1.
- [Release notes](https://github.com/grosser/parallel_tests/releases)
- [Commits](https://github.com/grosser/parallel_tests/compare/v2.29.0...v2.29.1

)

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