Update common.props

Author: Perksey

build/props/common.props

@@ -4,6 +4,8 @@
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
         <PackageReleaseNotes>- First preview release</PackageReleaseNotes>
         <PackageOutputPath>$(MSBuildThisFileDirectory)/../output_packages</PackageOutputPath>
+        <RepositoryUrl>https://github.com/Ultz/Silk.NET</RepositoryUrl>
+        <RepositoryType>Git</RepositoryType>
         <Version>1.0.0-preview$(VersionSuffix)</Version>
         <Description>Silk.NET is a high-speed, advanced library, providing bindings to popular low-level APIs such as OpenGL and OpenAL.</Description>
     </PropertyGroup>