Remove unnecessary loading overlay in WP show route

frontend/app/components/routes/controllers/work-package-show.controller.js

@@ -127,7 +127,6 @@ function WorkPackageShowController($scope, $rootScope, $state, latestTab, workPa
         $scope.$broadcast('workPackageRefreshed');
       });
   }
-  $scope.wpPromise = WorkPackageService.getWorkPackage($scope.workPackage.props.id);
 
   // Inform parent that work package is loaded so back url can be maintained
   $scope.$emit('workPackgeLoaded');

frontend/app/components/routes/partials/work-packages.show.html

@@ -98,7 +98,7 @@
   <back-url></back-url>
 
 
-  <div class="work-packages--split-view" cg-busy="wpPromise">
+  <div class="work-packages--split-view">
     <div class="work-packages--left-panel">
       <div class="work-packages--panel-inner">
         <div class="attributes-group">