xorg-lib: allow native building without x11 DISTRO_FEATURES
The Xorg libraries use REQUIRED_DISTRO_FEATURES to stop building on
distributions without the x11 feature but this stops people building native
tooling that uses libX11, such as libsdl-native.
(From OE-Core master rev:
161bb3409edee21827cf594cc011fe88185f1496)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
libxcb change removed as it's not valid in fido
Signed-off-by: Joshua Lock <joshua.g.lock@intel.com>
