Replace YES_COLOR with CLICOLOR_FORCE

Instead of introducing YES_COLOR, a completely new standard, into the mix
it might make more sense to instead tag along with the CLICOLOR_FORCE env var,
which dates back to at least 2000 with FreeBSD 4.1.1 and which is
supported by tools like CMake.

<https://bixense.com/clicolors/>
d74180c373Carl Åstholm committed on 6/2/2024, 9:35:34 PM· committed by Andrew Kelleyparent85eb5a3
6 files changedLine totals unavailable