test(rmm-eac4): add testcase for CPU_ON denied

- Testcase creates multiple rec
- Host receives CPU_ON request from realm
- Host calls PSCI_CCMPLETE with denied status

Signed-off-by: Shruti Gupta <shruti.gupta@arm.com>
Change-Id: Ie89b7a3b9603916275913a273751210350075e96
diff --git a/realm/realm_payload_main.c b/realm/realm_payload_main.c
index 43cbf2d..2271221 100644
--- a/realm/realm_payload_main.c
+++ b/realm/realm_payload_main.c
@@ -74,6 +74,9 @@
 			realm_sleep_cmd();
 			test_succeed = true;
 			break;
+		case REALM_MULTIPLE_REC_PSCI_DENIED_CMD:
+			test_succeed = test_realm_multiple_rec_psci_denied_cmd();
+			break;
 		case REALM_PAUTH_SET_CMD:
 			test_succeed = test_realm_pauth_set_cmd();
 			break;