[ksqlDB.RestApi.Client]: tests migrated to .NET 10

Author: tomasfabian

Tests/SqlServer.Connector.Tests/SqlServer.Connector.Tests.csproj

@@ -18,7 +18,7 @@
 		<PackageReference Include="Microsoft.Extensions.Configuration.Json" />
 		<PackageReference Include="FluentAssertions" />
 		<PackageReference Include="Microsoft.Reactive.Testing" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" />
 		<PackageReference Include="Moq" />
 		<PackageReference Include="System.Formats.Asn1" />
 		<PackageReference Include="System.Text.Json" />

Tests/UnitTests/UnitTests.csproj

@@ -1,8 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <LangVersion>12.0</LangVersion>
-        <ImplicitUsings>enable</ImplicitUsings>
         <IsPackable>false</IsPackable>
     </PropertyGroup>