[PATCH 2/2] test/hash: fix coverity warning

[Stephen Hemminger]

On Thu,  3 Nov 2022 18:13:38 +0000
Vladimir Medvedkin <vladimir.medvedkin at intel.com> wrote:

> +				if (ret != 0) {
> +					printf("rte_hash_lookup_with_hash_bulk"
> +						" failed with %d\n", ret);
> +					return -1;
> +				}

It makes it harder to search for error messages when they are split.
Ignore any checkpatch warnings about this.

Also, shouldn't test failures be printed on stderr rather than stdout?