imx9: trdc: correct DEBUG usage

Replace '#if DEBUG' with '#ifdef DEBUG', otherwise '#define DEBUG 1'
should be used and conflict with '#define DEBUG' in include/log.h

Fixes: 5fda95fb944 ("imx: imx9: Add TRDC driver for TRDC init")
Signed-off-by: Peng Fan <peng.fan@nxp.com>
1 file changed