Change the feedback repo to sdk repo.

docfx.json

@@ -200,7 +200,7 @@
     "externalReference": [],
     "globalMetadata": {
       "feedback_system": "GitHub",
-      "feedback_github_repo": "Azure/azure-docs-sdk-java",
+      "feedback_github_repo": "Azure/azure-sdk-for-java",
       "feedback_product_url": "https://feedback.azure.com/forums/170031-sdk-and-tools",
       "ms.topic": "managed-reference",
       "ms.devlang": "java",