Give Prestissimo team the ability to merge CI updates

[tdcmeehan]

Description

C++ testing configurations should be merged by the C++ codeowners.

Motivation and Context

Let C++ developers manage CI without a general committer approval.

Impact

Test Plan

Contributor checklist

• Please make sure your submission complies with our contributing guide, in particular code style and commit standards.
• PR description addresses the issue accurately and concisely. If the change is non-trivial, a GitHub Issue is referenced.
• Documented new properties (with its default value), SQL syntax, functions, or other functionality.
• If release notes are required, they follow the release notes guidelines.
• Adequate tests were added if applicable.
• CI passed.

Release Notes

Please follow release notes guidelines and fill in the release notes below.

== NO RELEASE NOTE ==

[rschlussel]

include prestodb/committers too. Better to be more expansive with this one.

[tdcmeehan]

Good catch, thanks!