Update core project nuspec file to include .NET 6.0.

Author: mo-esmp

src/DynamicAuthorization.Mvc.Core/DynamicAuthorization.Mvc.Core.csproj

@@ -2,7 +2,7 @@
 
 	<PropertyGroup>
 		<TargetFrameworks>netstandard2.0;netcoreapp3.1;net5.0;net6.0</TargetFrameworks>
-		<Version>1.2.0</Version>
+		<Version>1.2.1</Version>
 	</PropertyGroup>
 
 	<PropertyGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
@@ -40,6 +40,4 @@
 		<FrameworkReference Include="Microsoft.AspNetCore.App" />
 		<PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="6.0.0" />
 	</ItemGroup>
-
-	
 </Project>

src/DynamicAuthorization.Mvc.Core/DynamicAuthorization.Mvc.Core.nuspec

@@ -12,6 +12,7 @@
     <tags>authorize authorization authentication dynamic-authorization dynamic-authentication identity membership</tags>
     <releaseNotes></releaseNotes>
     <copyright></copyright>
+	<readme>docs\README.md</readme>
     <dependencies>
       <group targetFramework=".NETStandard2.0">
         <dependency id="Microsoft.AspNetCore.Identity.EntityFrameworkCore" version="2.1.0" exclude="Build,Analyzers" />
@@ -23,6 +24,9 @@
       <group targetFramework=".NET5.0">
         <dependency id="Microsoft.AspNetCore.Identity.EntityFrameworkCore" version="5.0.0" exclude="Build,Analyzers" />
       </group>
+	  <group targetFramework=".NET6.0">
+		<dependency id="Microsoft.AspNetCore.Identity.EntityFrameworkCore" version="6.0.0" exclude="Build,Analyzers" />
+	  </group> 
     </dependencies>
     <frameworkReferences>
       <group targetFramework=".NETCoreApp3.1">
@@ -31,11 +35,16 @@
       <group targetFramework=".NET5.0">
         <frameworkReference name="Microsoft.AspNetCore.App" />
       </group>
+	  <group targetFramework=".NET6.0">
+		<frameworkReference name="Microsoft.AspNetCore.App" />
+	  </group> 
     </frameworkReferences>
   </metadata>
   <files>
     <file src="bin\release\netstandard2.0\*.dll" target="lib/netstandard2.0" />
     <file src="bin\release\netcoreapp3.1\*.dll" target="lib/netcoreapp3.1" />
     <file src="bin\release\net5.0\*.dll" target="lib/net5.0" />
+    <file src="bin\release\net5.0\*.dll" target="lib/net6.0" />
+    <file src="..\..\README.md" target="docs\" />
   </files>
 </package>