Bump the rubocop group across 1 directory with 3 updates

Updates the requirements on [rubocop](https://github.com/rubocop/rubocop), [rubocop-rails](https://github.com/rubocop/rubocop-rails) and [rubocop-rspec](https://github.com/rubocop/rubocop-rspec) to permit the latest version.

Updates `rubocop` to 1.69.0
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop@v1.65.1...v1.69.0)

Updates `rubocop-rails` to 2.27.0
- [Release notes](https://github.com/rubocop/rubocop-rails/releases)
- [Changelog](https://github.com/rubocop/rubocop-rails/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rails@v2.25.0...v2.27.0)

Updates `rubocop-rspec` to 3.2.0
- [Release notes](https://github.com/rubocop/rubocop-rspec/releases)
- [Changelog](https://github.com/rubocop/rubocop-rspec/blob/master/CHANGELOG.md)
- [Commits](rubocop/rubocop-rspec@v3.0.1...v3.2.0)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-type: direct:development
  dependency-group: rubocop
- dependency-name: rubocop-rails
  dependency-type: direct:development
  dependency-group: rubocop
- dependency-name: rubocop-rspec
  dependency-type: direct:development
  dependency-group: rubocop
...

Signed-off-by: dependabot[bot] <support@github.com>

granite.gemspec

@@ -30,9 +30,9 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'rspec-its', '~> 1.2 '
   s.add_development_dependency 'rspec_junit_formatter', '~> 0.2'
   s.add_development_dependency 'rspec-rails', '~> 6.0'
-  s.add_development_dependency 'rubocop', '~> 1.65.1'
-  s.add_development_dependency 'rubocop-rails', '~> 2.25.0'
-  s.add_development_dependency 'rubocop-rspec', '~> 3.0.1'
+  s.add_development_dependency 'rubocop', '~> 1.69.0'
+  s.add_development_dependency 'rubocop-rails', '~> 2.27.0'
+  s.add_development_dependency 'rubocop-rspec', '~> 3.2.0'
   s.add_development_dependency 'rubocop-rspec_rails', '~> 2.30'
   s.add_development_dependency 'simplecov', '~> 0.15'