Bump parser from 3.2.2.3 to 3.2.2.4

Bumps [parser](https://github.com/whitequark/parser) from 3.2.2.3 to 3.2.2.4.
- [Changelog](https://github.com/whitequark/parser/blob/master/CHANGELOG.md)
- [Commits](whitequark/parser@v3.2.2.3...v3.2.2.4)

---
updated-dependencies:
- dependency-name: parser
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -22,7 +22,7 @@ GEM
       iniparse (~> 1.4)
       rexml (~> 3.2)
     parallel (1.23.0)
-    parser (3.2.2.3)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
     racc (1.7.1)