Regenerate nuget token

[sungam3r]

ping @nblumhardt
NUGET_AUTH_TOKEN was added in January 31 2025 and has expired:

Run dotnet nuget push "out/*" -k ***
Pushing Destructurama.Attributed.5.3.0.nupkg to 'https://www.nuget.org/api/v2/package'...
  PUT https://www.nuget.org/api/v2/package/
  Forbidden https://www.nuget.org/api/v2/package/ 349ms
error: Response status code does not indicate success: 403 (The specified API key is invalid, has expired, or does not have permission to access the specified package.).
Error: Process completed with exit code 1.

I have no access to manage destructurama org secrets. Also I can't manage destructurama settings on nuget.org. Please help.

Originally posted by @sungam3r in #220

[sungam3r]

@nblumhardt can I ask you to give me permissions to create tokens for destructurama org on nuget?