fix: retarget project

Author: Eimaen

MusixmatchClientLib/MusixmatchClientLib.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>netstandard2.0;net6.0;net472</TargetFrameworks>
+    <TargetFrameworks>net8.0;net7.0;net6.0;net5.0;netstandard2.1;netstandard2.0</TargetFrameworks>
 	<Description>C# library to interact with Musixmatch Private APIs.</Description>
     <OutputType>Library</OutputType>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
@@ -14,6 +14,11 @@
     <RepositoryUrl>https://github.com/Eimaen/MusixmatchClientLib</RepositoryUrl>
     <AssemblyVersion>1.1.6.0</AssemblyVersion>
     <FileVersion>1.1.6.0</FileVersion>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+    <EmbedUntrackedSources>true</EmbedUntrackedSources>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="GraphQL.Client" Version="5.0.2" />