Merge pull request #5250 from aspnet/master

Update live with current master

aspnetcore/spa/react.md

@@ -28,7 +28,7 @@ To get started, ensure you've [installed the updated React project template](xre
 Create a new project from a command prompt using the command `dotnet new react` in an empty directory. For example, the following commands create the app in a *my-new-app* directory and switch to that directory:
 
 ```console
-dotnet new -o my-new-app
+dotnet new react -o my-new-app
 cd my-new-app
 ```