Fix a few layout error

app/controllers/concerns/issuable_actions.rb

@@ -98,7 +98,7 @@ module IssuableActions
   end
 
   def labels
-    @labels ||= LabelsFinder.new(current_user, project_id: @project.id).execute   # rubocop:disable Gitlab/ModuleWithInstanceVariables
+    @labels ||= LabelsFinder.new(current_user, project_id: @project.id).execute # rubocop:disable Gitlab/ModuleWithInstanceVariables
   end
 
   def authorize_destroy_issuable!

app/controllers/concerns/milestone_actions.rb

@@ -30,7 +30,6 @@ module MilestoneActions
       format.json do
         render json: tabs_json("shared/milestones/_labels_tab", {
           labels: @milestone.labels # rubocop:disable Gitlab/ModuleWithInstanceVariables
-
         })
       end
     end

app/models/concerns/time_trackable.rb

@@ -4,6 +4,7 @@
 #
 # Used by Issue and MergeRequest.
 #
+
 module TimeTrackable
   extend ActiveSupport::Concern