Update com.unity.perception/Documentation~/Randomization/Scenarios.md

Co-authored-by: Mohsen K <mohsen.kamalzadeh@unity3d.com>

com.unity.perception/Documentation~/Randomization/Scenarios.md

 5. **Scenario** - The scenario to execute
 6. **Sys-Param** - The system parameters or the hardware configuration of Unity Simulation worker instance to execute the scenario with. Determines per instance specifications such as the number of CPU cores, amount of memory, and presence of a GPU for accelerated execution.
 
-NOTE: To execute a scenario using the Run in Unity Simulation window, the scenario class must implement the Unity SimulationScenario class.
+NOTE: To execute a scenario using the Run in Unity Simulation window, the scenario class must implement the UnitySimulationScenario class.
 
 
 ## Custom Scenarios