func: print waffle error message as applicable
func: print waffle error message as applicable

Add a trivial helper and macro, which allows is to print the waffle
error message, on failure.

Note: the reporting is added around the most significant functions.

Signed-off-by: Emil Velikov <f20878473f414da183da19ee25c8722cc1d711e4@collabora.com>

waffle-gl/waffle,waffle-gl/waffle,waffle-gl/waffle,waffle-gl/waffle