Initialize Docs repository: https://github.com/MicrosoftDocs/defender-docs-pr of branch main

Author: Saisang

.openpublishing.publish.config.json

@@ -1,5 +1,17 @@
 {
   "docsets_to_publish": [
+    {
+      "docset_name": "ATA-Docs",
+      "build_source_folder": "ATADocs",
+      "build_output_subfolder": "ATA-Docs",
+      "locale": "en-us",
+      "monikers": [],
+      "open_to_public_contributors": false,
+      "type_mapping": {
+        "Conceptual": "Content"
+      },
+      "build_entry_point": "docs"
+    },
     {
       "docset_name": "defender",
       "build_source_folder": "defender",