Remove unnecessary check from environments service

app/services/ci/stop_environments_service.rb

@@ -6,7 +6,6 @@ module Ci
       @ref = branch_name
 
       return unless has_ref?
-      return unless has_environments?
 
       environments.each do |environment|
         next unless environment.stoppable?
@@ -22,10 +21,6 @@ module Ci
       @ref.present?
     end
 
-    def has_environments?
-      environments.any?
-    end
-
     def environments
       @environments ||= project
         .environments_recently_updated_on_branch(@ref)