fix(spm): reduce verbosity on passing tf-a-tests

Reduce info messages verbosity for RME test cases:

INFO:    Sip Call - Protect memory
INFO:    Sip Call - Unprotect memory
INFO:    Sip Call - Protect memory
INFO:    Sip Call - Unprotect memory

Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I0bdb545bc6576110dd740ecda8130618f51ed710
diff --git a/plat/arm/common/plat_arm_sip_svc.c b/plat/arm/common/plat_arm_sip_svc.c
index d496d2e..d6341e2 100644
--- a/plat/arm/common/plat_arm_sip_svc.c
+++ b/plat/arm/common/plat_arm_sip_svc.c
@@ -111,11 +111,11 @@
 
 #if (ENABLE_RME == 1) && (defined(SPD_spmd) && SPMD_SPM_AT_SEL2 == 1)
 	case PLAT_PROTECT_MEM_SMC64:
-		INFO("Sip Call - Protect memory\n");
+		VERBOSE("Sip Call - Protect memory\n");
 		return plat_protect_memory(true, secure_origin, x1, x2, handle);
 		break;
 	case PLAT_UNPROTECT_MEM_SMC64:
-		INFO("Sip Call - Unprotect memory\n");
+		VERBOSE("Sip Call - Unprotect memory\n");
 		return plat_protect_memory(false, secure_origin, x1, x2, handle);
 		break;
 #endif