spd: trusty: disable error messages seen during boot

Platforms that do not support Trusty, usually see error
messages from the Trusty SPD, during boot. This can be
interpreted as a boot failure.

This patch lowers the logging level for those error messages
to avoid confusion.

Change-Id: I931baa2c6db0de1aee17383039bc29ed229a1f25
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>

services/spd/trusty/trusty.c

@@ -413,7 +413,7 @@ static int32_t trusty_setup(void)
 	/* Get trusty's entry point info */
 	ep_info = bl31_plat_get_next_image_ep_info(SECURE);
 	if (ep_info == NULL) {
-		INFO("Trusty image missing.\n");
+		VERBOSE("Trusty image missing.\n");
 		return -1;
 	}
 
@@ -466,7 +466,7 @@ static int32_t trusty_setup(void)
 					      trusty_fiq_handler,
 					      flags);
 	if (ret != 0) {
-		ERROR("trusty: failed to register fiq handler, ret = %d\n", ret);
+		VERBOSE("trusty: failed to register fiq handler, ret = %d\n", ret);
 	}
 
 	if (aarch32) {