Update dotnet monorepo to v8

Author: renovate[bot]

src/NHibernate.Test/NHibernate.Test.csproj

@@ -89,11 +89,11 @@
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)'=='net8.0'">
     <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.0" />
-    <PackageReference Include="System.CodeDom" Version="4.7.0" />
+    <PackageReference Include="System.CodeDom" Version="8.0.0" />
     <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
     <PackageReference Include="System.Data.OracleClient" Version="1.0.8" />
     <PackageReference Include="Oracle.ManagedDataAccess.Core" Version="3.21.140" />
-    <PackageReference Include="System.Data.Odbc" Version="4.7.0" />
+    <PackageReference Include="System.Data.Odbc" Version="8.0.0" />
     <PackageReference Include="System.Net.NameResolution" Version="4.3.0" />
     <PackageReference Include="NUnitLite" Version="3.14.0" />
   </ItemGroup>

src/NHibernate/NHibernate.csproj

@@ -50,26 +50,26 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="6.0.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netcoreapp2.0'">
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="4.7.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="4.7.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
     <PackageReference Include="System.Reflection.Emit" Version="4.7.0" />
     <PackageReference Include="System.Reflection.Emit.Lightweight" Version="4.7.0" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.1'">
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="4.7.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.0" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
   </ItemGroup>