Enable Style/RedundantReturn cop

.rubocop_todo.yml

app/controllers/application_controller.rb

app/controllers/chaos_controller.rb

app/controllers/concerns/issuable_actions.rb

app/controllers/groups/application_controller.rb

app/controllers/omniauth_callbacks_controller.rb

app/controllers/projects/application_controller.rb

app/controllers/projects/blob_controller.rb

app/controllers/projects/releases_controller.rb

app/controllers/projects/tree_controller.rb

app/graphql/resolvers/projects/jira_projects_resolver.rb

app/services/access_token_validation_service.rb

app/services/spam/spam_verdict_service.rb

app/workers/delete_merged_branches_worker.rb

ee/app/helpers/ee/application_helper.rb

ee/app/services/epics/tree_reorder_service.rb

ee/lib/gitlab/geo/geo_node_status_check.rb

ee/lib/gitlab/geo/jwt_request_decoder.rb

.../gitlab/graphql/aggregations/epics/lazy_epic_aggregate.rb

lib/gitlab/ci/pipeline/chain/validate/abilities.rb