Add feature to search for KMS card
In the case of absence of the "hwc.drm.device" system property we have no guarantee that "/dev/dri/card0" device will be especially KMS DRI card. This MR adds the search of the first matched KMS device.
In the case of absence of the "hwc.drm.device" system property we have no guarantee that "/dev/dri/card0" device will be especially KMS DRI card. This MR adds the search of the first matched KMS device.