enable/disable post process validation test

tests/validation/config.json

@@ -261,6 +261,12 @@
       "referenceImage": "assetContainer.png"
     },
     {
+      "title": "Enable disable post process",
+      "playgroundId": "#1VI6WV#19",
+      "renderCount": 20,
+      "referenceImage": "enableDisablePostProcess.png"
+    },
+    {
       "title": "Depth of field",
       "playgroundId": "#IDSQK2#53",
       "renderCount": 20,