build(deps-dev): bump parallel_tests in /Library/Homebrew

Bumps [parallel_tests](https://github.com/grosser/parallel_tests) from 4.6.1 to 4.7.0.
- [Changelog](https://github.com/grosser/parallel_tests/blob/master/CHANGELOG.md)
- [Commits](https://github.com/grosser/parallel_tests/compare/v4.6.1...v4.7.0)

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

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

Library/Homebrew/Gemfile.lock

@@ -30,7 +30,7 @@ GEM
     msgpack (1.7.2)
     netrc (0.11.0)
     parallel (1.24.0)
-    parallel_tests (4.6.1)
+    parallel_tests (4.7.0)
       parallel
     parlour (8.1.0)
       commander (~> 4.5)
@@ -158,7 +158,6 @@ GEM
 
 PLATFORMS
   aarch64-linux
-  arm-linux
   arm64-darwin
   x86_64-darwin
   x86_64-linux