Bump regexp_parser from 2.8.3 to 2.9.0

Bumps [regexp_parser](https://github.com/ammar/regexp_parser) from 2.8.3 to 2.9.0.
- [Changelog](https://github.com/ammar/regexp_parser/blob/master/CHANGELOG.md)
- [Commits](ammar/regexp_parser@v2.8.3...v2.9.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -53,6 +53,10 @@ GEM
     nokogiri (1.15.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
+    nokogiri (1.15.5-arm64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.15.5-x86_64-darwin)
+      racc (~> 1.4)
     parallel (1.24.0)
     parser (3.2.2.4)
       ast (~> 2.4.1)
@@ -64,7 +68,7 @@ GEM
     racc (1.7.3)
     rainbow (3.1.1)
     rake (13.1.0)
-    regexp_parser (2.8.3)
+    regexp_parser (2.9.0)
     rexml (3.2.6)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)