Bump the `Microsoft.VisualStudio.SDK` and related NuGet package
versions to their respective latest stable versions.

Helps fix a "rando" local error:

	build-tools/create-vsix/create-vsix.csproj : error NU1101:
	Unable to find package Microsoft.VisualStudio.VSHelp80.
	No packages exist with this id in source(s):
	  darc-pub-dotnet-emsdk-ee0a97a, darc-pub-dotnet-runtime-3ba4b3f, dotnet-eng, dotnet-public, dotnet6, xamarin.android util`