Bump Microsoft.Extensions.Configuration from 7.0.0 to 8.0.0

Bumps [Microsoft.Extensions.Configuration](https://github.com/dotnet/runtime) from 7.0.0 to 8.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v7.0.0...v8.0.0)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Configuration
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

test/Modrinth.Net.Test/Modrinth.Net.Test.csproj

@@ -9,7 +9,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Configuration" Version="7.0.0"/>
+        <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0"/>
         <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="7.0.0"/>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0"/>
         <PackageReference Include="NUnit" Version="3.14.0"/>