fixed object cache reset object function

com.unity.perception/Runtime/Randomization/Randomizers/RandomizerExamples/Utilities/GameObjectOneWayCache.cs

                 if (indexFound >= 0)
                 {
                     ResetObjectState(instantiatedObjectList[indexFound]);
-                    instantiatedObjectList.RemoveAt(indexFound);
                     m_NumObjectsActive[i]--;
                     return;
                 }