Add more delay in test-program

tests/mnc3/mnc3-test.c

@@ -225,6 +225,8 @@ static void test1_func(abts_case *tc, void *data)
     rv = testenb_s1ap_send(s1ap, sendbuf);
     ABTS_INT_EQUAL(tc, OGS_OK, rv);
 
+    ogs_msleep(50);
+
     /* Receive EMM information */
     recvbuf = testenb_s1ap_read(s1ap);
     ABTS_PTR_NOTNULL(tc, recvbuf);