With .Net 5 preview5 installed, the default TargetFramework is netcoreapp5.0 when creating Winforms/Wpf project.

[vdanche]

Steps to reproduced:
Install SDK 5.0.100-preview.5.20268.9(runtime-5.0.0-preview.5.20263.12) from https://github.com/dotnet/installer/tree/master.
Using CLI, create a Wpf project.

Expected Result
The default target framework is "net5.0".

Actual Result:
The default target framework is "netcoreapp5.0" rather than "net5.0".

Dotnet --info:
.NET SDK (reflecting any global.json):
Version: 5.0.100-preview.5.20268.9
Commit: 449ce4b3e7

Runtime Environment:
OS Name: Windows
OS Version: 10.0.18362
OS Platform: Windows
RID: win10-x64
Base Path: D:\dotnet\x64\sdk\5.0.100-preview.5.20268.9\

Host (useful for support):
Version: 5.0.0-preview.5.20263.12
Commit: c39954c069

.NET SDKs installed:
5.0.100-preview.5.20268.9 [D:\dotnet\x64\sdk]

.NET runtimes installed:
Microsoft.AspNetCore.App 5.0.0-preview.5.20265.8 [D:\dotnet\x64\shared\Microsoft.AspNetCore.App]
Microsoft.NETCore.App 5.0.0-preview.5.20263.12 [D:\dotnet\x64\shared\Microsoft.NETCore.App]
Microsoft.WindowsDesktop.App 5.0.0-preview.6.20263.1 [D:\dotnet\x64\shared\Microsoft.WindowsDesktop.App]

To install additional .NET runtimes or SDKs:
https://aka.ms/dotnet-download

[donJoseLuis]

@grinrag we should move this to the templating repo