Bump Microsoft.Extensions.DependencyInjection.Abstractions

Bumps [Microsoft.Extensions.DependencyInjection.Abstractions](https://github.com/dotnet/runtime) from 7.0.0 to 9.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v7.0.0...v9.0.0)

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

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

tests/NSubstitute.AutoSub.Tests/NSubstitute.AutoSub.Tests.csproj

@@ -10,7 +10,7 @@
 
     <ItemGroup>
         <PackageReference Include="AutoFixture" Version="4.18.1" />
-        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="7.0.0" />
+        <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="9.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">