Get rid of weird character

Author: anhu

tests/api.c

@@ -34541,7 +34541,7 @@ static int test_zd21417_dilithium_hash_int_overflow(void)
     /* msgLen=0xFFFFFFC0 would cause integer overflow in hash computation.
      * Must be rejected with BAD_FUNC_ARG. */
     ExpectIntEQ(wc_dilithium_verify_ctx_msg(sig, sizeof(sig), NULL, 0,
-        msg, 0xFFFFFFC0u, &res, &key), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
+        msg, 0xFFFFFFC0, &res, &key), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
 
     wc_dilithium_free(&key);
     DoExpectIntEQ(wc_FreeRng(&rng), 0);