Ensure that RepositoryUrl follows documentation (#1634)
Ensure that RepositoryUrl follows documentation (#1634)

In the documentation for the [MSBuild Pack Target](https://github.com/emgarten/docs.microsoft.com-nuget/blob/patch-1/docs/reference/msbuild-targets.md#pack-target) it should be `Repository URL used to clone or retrieve source code` and that the example is `https://github.com/NuGet/NuGet.Client.git`.
TylerBrinkley/Newtonsoft.Json,ValtoLibraries/Newtonsoft.Json,PKRoma/Newtonsoft.Json,jkorell/Newtonsoft.Json,brjohnstmsft/Newtonsoft.Json,oxwanawxo/Newtonsoft.Json,ze-pequeno/Newtonsoft.Json,JamesNK/Newtonsoft.Json,bfriesen/Newtonsoft.Json