Add code owners for communication (#15487)
Add code owners for communication (#15487)

Co-authored-by: JP Chen <e6294d8f51c94022dc9b0555cfbd5371a8d1e8e7@microsoft.com>
selvasingh/azure-sdk-for-java,Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java,selvasingh/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java