Remove Microsoft.Net.Component.4.6.TargetingPack from .vsconfig (#7170)

Author: donnie-msft

.vsconfig

@@ -22,7 +22,6 @@
     "Microsoft.VisualStudio.Component.IntelliCode",
     "Microsoft.VisualStudio.Component.ManagedDesktop.Prerequisites",
     "Microsoft.VisualStudio.Workload.ManagedDesktop",
-    "Microsoft.Net.Component.4.6.TargetingPack",
     "Microsoft.VisualStudio.Component.VSSDK",
     "Microsoft.VisualStudio.ComponentGroup.VisualStudioExtension.Prerequisites",
     "Microsoft.VisualStudio.Workload.VisualStudioExtension",