chore(vrt): stabilize storywright timing under CI load

Author: PaulGMardling

apps/vr-tests-react-components/package.json

@@ -11,7 +11,7 @@
     "start": "storybook dev",
     "test": "just-scripts test",
     "type-check": "tsc -p . --noEmit --baseUrl .",
-    "test-vr": "storywright  --browsers chromium --url dist/storybook --destpath dist/screenshots --waitTimeScreenshot 500 --concurrency 4 --headless true --bailOnStoriesError --stepsApi parameters"
+    "test-vr": "storywright  --browsers chromium --url dist/storybook --destpath dist/screenshots --waitTimeScreenshot 1000 --concurrency 2 --headless true --bailOnStoriesError --stepsApi parameters"
   },
   "dependencies": {
     "@fluentui/react-accordion": "*",