quad ights, disbale GI (mostly emmisive lighting

Signed-off-by: HogJonny-AMZN <[email protected]>

Gems/kb3d_mps/Assets/KB3D_HighTechStreets/Prefabs/HTS_Lamp.prefab

@@ -323,7 +323,8 @@
                             "Intensity": 250.0,
                             "AttenuationRadiusMode": 0,
                             "AttenuationRadius": 6.0,
-                            "UseFastApproximation": true
+                            "UseFastApproximation": true,
+                            "Affects GI": false
                         }
                     }
                 },