make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/mailbox/mtk-cmdq-mailbox.o

Add the missing invocation of the MODULE_DESCRIPTION() macro.
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Jassi Brar <jassisinghbrar@gmail.com>