Updating CODEOWNERS Communication NetworkTraversal (Azure#21964)

Author: ajpeacock0

.github/CODEOWNERS

@@ -50,7 +50,7 @@
 /sdk/communication/communication-phone-numbers/ @miguhern @whisper6284 @lucasrsant @RoyHerrod @danielav7
 
 # PRLabel: %Communication - Network Traversal
-/sdk/communication/communication-network-traversal/ @AriZavala2
+/sdk/communication/communication-network-traversal/ @ajpeacock0 @nathpete-msft
 
 # PRLabel: %Communication - SMS
 /sdk/communication/communication-sms/ @DimaKolomiiets