update USX path and add new ms service slug

Author: cwatson-cat

defender-xdr/unified-soc-platform/TOC.yml renamed to defender-xdr/microsoft-unified-secops-platform/TOC.yml

@@ -6,7 +6,7 @@ summary: The unified security operations platform brings together the full capab
 metadata:
   title: Microsoft unified security operations platform documentation # Required; page title displayed in search results. Include the brand. < 60 chars.
   description: The unified security operations platform brings together the full capabilities of Microsoft Sentinel, Defender XDR, and generative AI. # Required; article description that is displayed in search results. < 160 chars.
-  ms.service: defender-xdr #Required; use either service or product per approved list. 
+  ms.service: unified-secops-platform #Required; use either service or product per approved list. 
   ms.subservice: usx
   ms.topic: landing-page # Required
   ms.collection: usx-security # Optional; Remove if no collection is used.

defender-xdr/unified-soc-platform/breadcrumb/toc.yml renamed to defender-xdr/microsoft-unified-secops-platform/breadcrumb/toc.yml

@@ -2,7 +2,7 @@
 title: What's new in the Microsoft unified security operations platform
 description: Lists the new features and functionality in the Microsoft unified security operations platform
 search.appverid: met150
-ms.service: defender-xdr
+ms.service: unified-secops-platform
 ms.author: cwatson
 author: cwatson-cat
 ms.localizationpriority: medium