build: bump rspec-core from 3.8.1 to 3.8.2 in /Library/Homebrew

Bumps [rspec-core](https://github.com/rspec/rspec-core) from 3.8.1 to 3.8.2.
- [Release notes](https://github.com/rspec/rspec-core/releases)
- [Changelog](https://github.com/rspec/rspec-core/blob/master/Changelog.md)
- [Commits](rspec/rspec-core@v3.8.1...v3.8.2)

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

Library/Homebrew/Gemfile.lock

@@ -64,7 +64,7 @@ GEM
       rspec-core (~> 3.8.0)
       rspec-expectations (~> 3.8.0)
       rspec-mocks (~> 3.8.0)
-    rspec-core (3.8.1)
+    rspec-core (3.8.2)
       rspec-support (~> 3.8.0)
     rspec-expectations (3.8.4)
       diff-lcs (>= 1.2.0, < 2.0)