Bump rubocop from 1.56.2 to 1.56.4 (#141)

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.56.2 to 1.56.4.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.56.2...v1.56.4)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -39,7 +39,7 @@ GEM
     mutex_m (0.1.2)
     mysql2 (0.5.5)
     parallel (1.23.0)
-    parser (3.2.2.3)
+    parser (3.2.2.4)
       ast (~> 2.4.1)
       racc
     racc (1.7.1)
@@ -60,7 +60,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.12.0)
     rspec-support (3.12.1)
-    rubocop (1.56.2)
+    rubocop (1.56.4)
       base64 (~> 0.1.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
@@ -79,7 +79,7 @@ GEM
     timeout (0.4.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.4.2)
+    unicode-display_width (2.5.0)
 
 PLATFORMS
   ruby