[CODEOWNERS] Adding owners for AI Projects (Azure#47845)

* [CODEOWNERS] Adding owners for AI Projects

The focus of these changes is to add owners for the AI Projects library and refocus the root /sdk/ai path such that it alerts both sub-packages for changes.

* Update .github/CODEOWNERS

* Removing invalid owner

Author: jsquire

.github/CODEOWNERS

@@ -80,12 +80,21 @@
 # ServiceLabel: %AAD
 # ServiceOwners:                                                   @adamedx
 
+# PRLabel: %AI Model Inference %AI Projects
+/sdk/ai/                                                           @trangevi @dargilco @jhakulin @glharper @jhakulin
+
 # PRLabel: %AI Model Inference
-/sdk/ai/                                                           @trangevi @dargilco @jhakulin @glharper
+/sdk/ai/Azure.AI.Inference                                         @trangevi @dargilco @jhakulin @glharper
 
 # ServiceLabel: %AI Model Inference
 # ServiceOwners:                                                   @trangevi @dargilco @jhakulin @glharper
 
+# PRLabel: %AI Projects
+/sdk/ai/Azure.AI.Projects                                          @jhakulin
+
+# ServiceLabel: %AI Projects
+# ServiceOwners:                                                   @dargilco @jhakulin
+
 # ServiceLabel: %AKS
 # ServiceOwners:                                                   @Azure/aks-pm