Consume new roslyn version with telemetry change

Author: dibarbet

package.json

@@ -37,7 +37,7 @@
     }
   },
   "defaults": {
-    "roslyn": "4.8.0-1.23422.6",
+    "roslyn": "4.8.0-2.23428.2",
     "omniSharp": "1.39.7",
     "razor": "7.0.0-preview.23423.3",
     "razorOmnisharp": "7.0.0-preview.23363.1"