Update exchange/docfx.json to use unified feedback

Author: officedocspr5

exchange/docfx.json

@@ -87,9 +87,8 @@
         "https://authoring-docs-microsoft.poolparty.biz/devrel/8bce367e-2e90-4b56-9ed5-5e4e9f3a2dc3"
       ],
       "ms.devlang": "powershell",
-      "feedback_system": "GitHub",
-      "feedback_github_repo": "MicrosoftDocs/office-docs-powershell",
-      "feedback_product_url": "https://github.com/MicrosoftDocs/office-docs-powershell/issues"
+      "feedback_system": "Standard",
+            "feedback_product_url": "https://github.com/MicrosoftDocs/office-docs-powershell/issues"
     },
     "fileMetadata": {
       "apiPlatform": {