x11/libxkbcommon: Backport upstream patch for libxml2 2.14 compatibility with libxml 2.14+ and improve port
- Backport upstream commit d7e112febb7ab756563da6eced0a650396be5945
- Rework Makefile to closer follow Porters Handbook PORTVERSION --> DISTVERSION Move CPE_VENDOR, SHEBANG_FILES and USE_LDCONFIG to USES block Remove unused reference in MESON_ARGS
Reference:
https://github.com/xkbcommon/libxkbcommon/commit/d7e112febb7ab756563da6eced0a650396be5945
PR: 285910
Reviewed by: manu
Approved by: x11 (manu)