Use `@boolean` for `true` and `false` in highlights (#25338)

Release Notes:

- Fixed issue where `true` and `false` were highlighted as constants,
ignoring the `boolean` highlight defined in themes.
  - This fix applies to: C, C++, Go, JSON, JSONC, Python, and Rust.

---------

Co-authored-by: Marshall Bowers <git@maxdeviant.com>
1fb4620a90everdrone committed on 2/21/2025, 3:26:52 PM· committed by GitHubparent3c4903c
7 files changedLine totals unavailable