Build(deps): Bump racc from 1.5.2 to 1.6.0 (#14652)

Bumps [racc](https://github.com/tenderlove/racc) from 1.5.2 to 1.6.0.
- [Release notes](https://github.com/tenderlove/racc/releases)
- [Changelog](https://github.com/ruby/racc/blob/master/ChangeLog)
- [Commits](https://github.com/tenderlove/racc/compare/v1.5.2...v1.6.0)

---
updated-dependencies:
- dependency-name: racc
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -308,7 +308,7 @@ GEM
     puma (5.5.2)
       nio4r (~> 2.0)
     r2 (0.2.7)
-    racc (1.5.2)
+    racc (1.6.0)
     rack (2.2.3)
     rack-mini-profiler (2.3.3)
       rack (>= 1.2.0)