update docfx

Author: mumian

docfx.json

@@ -391,13 +391,13 @@
         "articles/azure-portal/**/*.md": "JnHs",
         "articles/azure-portal/**/*.yml": "JnHs",
         "articles/azure-relay/*.md": "spelluru",
-        "articles/azure-resource-manager/*.md": "tfitzmac",
+        "articles/azure-resource-manager/*.md": "mumian",
         "articles/azure-resource-manager/custom-providers/**/*.md": "davidsmatlak",
         "articles/azure-resource-manager/managed-applications/**/*.md": "davidsmatlak",
-        "articles/azure-resource-manager/management/**/*.md": "tfitzmac",
+        "articles/azure-resource-manager/management/**/*.md": "mumian",
         "articles/azure-resource-manager/templates/**/*.md": "mumian",
         "articles/azure-resource-manager/bicep/**/*.md": "mumian",
-        "articles/azure-resource-manager/troubleshooting/**/*.md": "tfitzmac",
+        "articles/azure-resource-manager/troubleshooting/**/*.md": "mumian",
         "articles/azure-vmware/**/*.md": "jjaygbay1",
         "articles/backup/**/*.md": "AbhishekMallick-MS",
         "articles/backup/**/*.yml": "AbhishekMallick-MS",