Bump rubocop from 1.63.5 to 1.64.0

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.63.5 to 1.64.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.63.5...v1.64.0)

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

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

Gemfile.lock

@@ -29,7 +29,7 @@ GEM
  pry (0.14.2)
  coderay (~> 1.1)
  method_source (~> 1.0)
- racc (1.7.3)
+ racc (1.8.0)
  rack (3.0.11)
  rack-protection (4.0.0)
  base64 (>= 0.1.0)
@@ -40,11 +40,11 @@ GEM
  rack (>= 3)
  webrick (~> 1.8)
  rainbow (3.1.1)
- regexp_parser (2.9.0)
+ regexp_parser (2.9.2)
  require_all (3.0.0)
  rexml (3.2.8)
  strscan (>= 3.0.9)
- rubocop (1.63.5)
+ rubocop (1.64.0)
  json (~> 2.3)
  language_server-protocol (>= 3.17.0)
  parallel (~> 1.10)