Update rubocop requirement from 1.60.2 to 1.61.0 (#1672)

Updates the requirements on [rubocop](https://github.com/rubocop/rubocop) to permit the latest version.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.60.2...v1.61.0)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-type: direct:development
...

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

Gemfile

@@ -47,7 +47,7 @@ group :test, :development do
   gem 'bundler', '>= 1', '< 3'
   gem 'pry-byebug'
   gem 'redcarpet'
-  gem 'rubocop', '1.60.2'
+  gem 'rubocop', '1.61.0'
 end
 
 gemspec