Fixing uservoice entry for comments

Author: VesaJuvonen

docs/docfx.json

@@ -41,7 +41,7 @@
       "ms.prod": "sharepoint",
       "feedback_system": "GitHub",
       "feedback_github_repo": "SharePoint/sp-dev-docs",
-      "feedback_product_url": "https://aka.ms/spdev-community"
+      "feedback_product_url": "https://aka.ms/spdev-uservoice"
     },
     "fileMetadata": {
       "ms.technology":{