drivers: display: Convert drivers to new DT device macros

Convert display drivers from:

    DEVICE_AND_API_INIT -> DEVICE_DT_INST_DEFINE
    DEVICE_DEFINE -> DEVICE_DT_INST_DEFINE
    DEVICE_GET -> DEVICE_DT_INST_GET

etc..

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>