Updated test and source project dependencies:
- Microsoft.NET.Test.Sdk to 18.0.1
- NUnit to 4.4.0
- NUnit3TestAdapter to 6.1.0
- NUnit.Analyzers to 4.11.2
- Microsoft.SourceLink.GitHub to 10.0.102
Replaced .NET 9.0 with .NET 10.0 in both the main and test
project files. The main project now multi-targets netstandard2.0
and net10.0, while the test project targets net10.0.
Updated the following NuGet package versions in `AssetRipper.Text.SourceGeneration.Tests.csproj`:
- `NUnit` from `4.3.1` to `4.3.2`
- `NUnit3TestAdapter` from `4.6.0` to `5.0.0`
- `NUnit.Analyzers` from `4.5.0` to `4.6.0`
- `coverlet.collector` from `6.0.2` to `6.0.4`