Remove unncessary comments from lib/gitlab/ci/build/policy/kubernetes.rb

lib/gitlab/ci/build/policy/kubernetes.rb

@@ -9,14 +9,6 @@ module Gitlab
             end
           end
 
-          ##
-          # TODO:
-          # KubernetesService is being replaced by Platform::Kubernetes.
-          # The new Platform::Kubernetes belongs to multiple environments in a project,
-          # which means we should do `project.deployment_platform(environment: job.environment)&.active?`
-          # to check the activeness of the corresponded Kubernetes instance.
-          # Currently, `kubernetes: active` keyword is defined as it takes an effect on project-wide,
-          # At some points, it also makes sense, therefore we need to figure out a better shape.
           def satisfied_by?(pipeline)
             pipeline.has_kubernetes_active?
           end