It appears that you’ve referred to an “undefined” Pull Request for the Thanos project, which doesn’t provide any specific information or details about the changes being proposed. To create an accurate summary, I need more context regarding the content, purpose, or any specific modifications introduced in the Pull Request.

If you provide details such as the changes made, the files affected, the motivation behind the PR, or any related issues, I can help generate a comprehensive summary suitable for an advanced developer.