Merge branch 'fix-search-protected-env-dev' into 'master'

Fix ProtectedEnvironments::SearchService in dev

See merge request gitlab-org/gitlab!65643

ee/app/services/protected_environments/search_service.rb

 # frozen_string_literal: true
 module ProtectedEnvironments
-  class SearchService < BaseService
+  class SearchService < ::ProtectedEnvironments::BaseService
     # Returns unprotected environments filtered by name
     # Limited to 20 per performance reasons
     # rubocop: disable CodeReuse/ActiveRecord