Update Program.cs (#35599)

Author: MartynasJa

aspnetcore/grpc/grpcweb/sample/8.x/GrpcGreeter/Program.cs

@@ -33,7 +33,7 @@
 
 app.UseGrpcWeb(new GrpcWebOptions { DefaultEnabled = true });
 
-app.MapGrpcService<GreeterService>().EnableGrpcWeb();
+app.MapGrpcService<GreeterService>();
 app.MapGet("/", () => "All gRPC service are supported by default in this example, and are callable from browser apps using the gRPC-Web protocol");
 
 app.Run();