Update TSA area path configuration for .NET MAUI (#30142)

* Initial plan for issue

* Update TSA areaPath from "DevDiv\\VS Client - Runtime SDKs\\MAUI" to "DevDiv\\.NET MAUI\\MAUI"

Co-authored-by: Aguilex <17413070+Aguilex@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Aguilex <17413070+Aguilex@users.noreply.github.com>

Author: Copilot

eng/automation/guardian/tsaoptions-v2.json

@@ -5,7 +5,7 @@
     ],
     "instanceUrl": "https://devdiv.visualstudio.com/",
     "projectName": "DevDiv",
-    "areaPath": "DevDiv\\VS Client - Runtime SDKs\\MAUI",
+    "areaPath": "DevDiv\\.NET MAUI\\MAUI",
     "iterationPath": "DevDiv",
     "allTools": true
 }