Fix Performance/DeletePrefix cop (#24796)

.rubocop_todo.yml

app/controllers/authorize_interactions_controller.rb

app/controllers/concerns/signature_verification.rb

app/controllers/intents_controller.rb

app/lib/activitypub/case_transform.rb

app/lib/permalink_redirector.rb

app/lib/webfinger_resource.rb

app/services/activitypub/fetch_remote_actor_service.rb

app/services/resolve_account_service.rb

app/services/tag_search_service.rb