Updated from macOS link from blog post to doc (dotnet#16425)

Author: jongalloway

aspnetcore/tutorials/publish-to-azure-webapp-using-vs.md

@@ -17,7 +17,7 @@ By [Rick Anderson](https://twitter.com/RickAndMSFT)
 ::: moniker-end
 
 
-See [Publish to Azure from Visual Studio for Mac](https://devblogs.microsoft.com/xamarin/publish-azure-visual-studio-mac/) if you are working on macOS.
+See [Publish a Web app to Azure App Service using Visual Studio for Mac](https://docs.microsoft.com/en-us/visualstudio/mac/publish-app-svc?view=vsmac-2019) if you are working on macOS.
 
 To troubleshoot an App Service deployment issue, see <xref:test/troubleshoot-azure-iis>.