Style/ClassAndModuleChildren

[ryz310]

Describe the bug
A clear and concise description of what the bug is.

Error information

title: Style/ClassAndModuleChildren
message: uninitialized constant RuboCop

---
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/rubocop/yardoc.rb:51:in `const_get'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/rubocop/yardoc.rb:51:in `rescue in find_cop_class'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/rubocop/yardoc.rb:48:in `find_cop_class'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/rubocop/yardoc.rb:9:in `initialize'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/github/pr_template.rb:61:in `new'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/github/pr_template.rb:61:in `yardoc'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/github/pr_template.rb:57:in `safe_autocorrect?'
(erb):5:in `generate'
/usr/local/lib/ruby/2.7.0/erb.rb:905:in `eval'
/usr/local/lib/ruby/2.7.0/erb.rb:905:in `result'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/github/pr_template.rb:17:in `generate'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/pull_request.rb:60:in `create_rubocop_challenge_pr!'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/go.rb:111:in `create_pull_request!'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/go.rb:47:in `exec'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/lib/rubocop_challenger/cli.rb:78:in `go'
/home/circleci/.rubygems/gems/thor-1.2.1/lib/thor/command.rb:27:in `run'
/home/circleci/.rubygems/gems/thor-1.2.1/lib/thor/invocation.rb:127:in `invoke_command'
/home/circleci/.rubygems/gems/thor-1.2.1/lib/thor.rb:392:in `dispatch'
/home/circleci/.rubygems/gems/thor-1.2.1/lib/thor/base.rb:485:in `start'
/home/circleci/.rubygems/gems/rubocop_challenger-2.10.0/exe/rubocop_challenger:6:in `<top (required)>'
/home/circleci/.rubygems/bin/rubocop_challenger:25:in `load'
/home/circleci/.rubygems/bin/rubocop_challenger:25:in `<main>'

RubocopChallenger version (please complete the following information):

• 2.10.0

RuboCop versions (please complete the following information):

• rubocop: [e.g. 1.2.3]
• rubocop-performance: [e.g. 1.2.3]
• rubocop-rails: [e.g. 1.2.3]
• rubocop-rspec: [e.g. 1.2.3]
• rubocop-thread_safety: [e.g. 1.2.3]

Additional context
Add any other context about the problem here.