Merge pull request #1644 from tgstation/WingetFixAttempt2 [TGSDeploy]

v5.15.1: Fix mkdir call

build/package/winget/push_manifest.ps1

@@ -4,7 +4,7 @@ $ErrorActionPreference="Stop"
 
 $tgsVersion = $versionXML.Project.PropertyGroup.TgsCoreVersion
 
-mkdir artifacts
+New-Item artifacts -ItemType Directory -ErrorAction SilentlyContinue
 $previousProgressPreference = $ProgressPreference
 $ProgressPreference = 'SilentlyContinue'
 try