Add PackageReleaseNotes w/ link to GitHub release

Author: augustoproiete

src/Prism.Logging.Serilog/Prism.Logging.Serilog.csproj

@@ -13,6 +13,7 @@
     <PackageTags>prism;serilog;sinks;logging;wpf;xamarin;mvvm;uwp;uap;xaml</PackageTags>
     <PackageIconUrl>https://raw.githubusercontent.com/augustoproiete/prism-logging-serilog/master/assets/prism-nuget.png</PackageIconUrl>
     <PackageProjectUrl>https://github.com/augustoproiete/prism-logging-serilog</PackageProjectUrl>
+    <PackageReleaseNotes>https://github.com/augustoproiete/prism-logging-serilog/releases/tag/v$(VersionPrefix)</PackageReleaseNotes>
     <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
     <RepositoryUrl>https://github.com/augustoproiete/prism-logging-serilog</RepositoryUrl>
     <RepositoryType>git</RepositoryType>