build: bump unf_ext from 0.0.7.6 to 0.0.7.7 in /Library/Homebrew

Bumps [unf_ext](https://github.com/knu/ruby-unf_ext) from 0.0.7.6 to 0.0.7.7.
- [Release notes](https://github.com/knu/ruby-unf_ext/releases)
- [Changelog](https://github.com/knu/ruby-unf_ext/blob/master/CHANGELOG.md)
- [Commits](https://github.com/knu/ruby-unf_ext/commits

)

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

Library/Homebrew/Gemfile.lock

@@ -111,7 +111,7 @@ GEM
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.6)
+    unf_ext (0.0.7.7)
     unicode-display_width (1.6.1)
     webrobots (0.1.2)
     zeitwerk (2.3.0)