Bump Microsoft.NET.ILLink.Tasks in /GandiDynamicDns

Bumps [Microsoft.NET.ILLink.Tasks](https://github.com/dotnet/runtime) from 8.0.11 to 8.0.12.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.11...v8.0.12)

---
updated-dependencies:
- dependency-name: Microsoft.NET.ILLink.Tasks
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>