Fix contrast adjustment for Powerline separators (#34417)
It turns out Starship is using custom Powerline separators in the
Unicode private reserved character range. This addresses some issues
seen in the comments of #34234
Release Notes:
- Fix automatic contrast adjustment for Powerline separators
32f5132bdeRichard Feldman committed on 7/14/2025, 6:18:41 PM· committed by GitHubparentfd5650d