fixed USim branding in code

com.unity.perception/Editor/Randomization/Editors/RunInUSimWindow.cs

         ObjectField m_ScenarioField;
         Button m_RunButton;
 
-        [MenuItem("Window/Run in USim")]
+        [MenuItem("Window/Run in Unity Simulation")]
         static void ShowWindow()
         {
             var window = GetWindow<RunInUSimWindow>();