Add read me to Serilog.UI.PostgreSqlProvider.nuspec file.

Author: Mohsen Esmailpour

src/Serilog.Ui.PostgreSqlProvider/Serilog.Ui.PostgreSqlProvider.csproj

@@ -3,7 +3,7 @@
 	<PropertyGroup>
 		<TargetFramework>netstandard2.0</TargetFramework>
 		<LangVersion>latest</LangVersion>
-		<Version>2.2.0</Version>
+		<Version>2.2.1</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

src/Serilog.Ui.PostgreSqlProvider/Serilog.Ui.PostgreSqlProvider.nuspec

@@ -10,6 +10,7 @@
 		<license type="expression">MIT</license>
 		<requireLicenseAcceptance>false</requireLicenseAcceptance>
 		<description>PostgreSQL data provider for Serilog UI.</description>
+		<readme>docs\README.md</readme>
 		<releaseNotes></releaseNotes>
 		<copyright></copyright>
 		<tags>serilog serilog-ui serilog.sinks.postgresql</tags>
@@ -26,5 +27,6 @@
 	<files>
 		<file src="bin\Release\netstandard2.0\*.dll" target="lib/netstandard2.0" />
 		<file src="..\..\assets\icon.png" target="assets\" />
+		<file src="..\..\README.md" target="docs\" />
 	</files>
 </package>