build: move nbgv out of common directory props

Author: egil

src/Directory.Build.props

@@ -43,7 +43,6 @@
 
 	<ItemGroup>
 		<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
-		<PackageReference Include="Nerdbank.GitVersioning" Version="3.4.244" PrivateAssets="All" />
 	</ItemGroup>
 
 </Project>