Update AddonSampler.cpp

[anonyein]

Description of change

Pull-Request Checklist

• Code is up-to-date with the master branch
• npm run format to apply eslint formatting
• npm run test passes with this change
• This pull request links relevant issues as Fixes #0000
• There are new or updated unit tests validating the change
• Documentation has been updated to reflect this change
• The new commits and pull request title follow conventions explained in pull request guidelines (PRs that do not follow this convention will not be merged)
  ggml-org/llama.cpp@644fd71

[giladgd]

Thanks for the PR!
This is already fixed in #405, along with many other breaking changes.