www/*chromium: update to 125.0.6422.141
Additionally to the update, do not define _XOPEN_SOURCE on FreeBSD
either in the internal copy of sqlite3 to avoid new compiler errors
with llvm18.
Security: https://vuxml.freebsd.org/freebsd/b058380e-21a4-11ef-8a0f-a8a1599412c6.html
PR: 279397