drm: Make sure attributes are always initialised
It only gets set on specific cases and assumes false as default anyway. kwin/src/backends/drm/drm_gpu.cpp:691:12: runtime error: load of value 190, which is not a valid value for type 'bool'
It only gets set on specific cases and assumes false as default anyway. kwin/src/backends/drm/drm_gpu.cpp:691:12: runtime error: load of value 190, which is not a valid value for type 'bool'