Update com.microsoft.azure:azure-eventgrid pom.xml description to indicate EventGrid SDK replacement (#15230)
Update com.microsoft.azure:azure-eventgrid pom.xml description to indicate EventGrid SDK replacement (#15230)

* Update pom.xml description to indicate SDK replacement

* Wording adjustment
Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java,Azure/azure-sdk-for-java,selvasingh/azure-sdk-for-java