[PATCH v2] xfstests: shared/051: add filter to match the golden output for large acls

[Christoph Hellwig]

> +# we return E2BIG if hit the max acl limits on new kernel, but EINVAL
> +# on old kernel. So we need to filter the error message out in order
> +# to make the current golden output works for both old and new kernels.

Hate to nitpick, but shouldn't the new one be in the golden output and
the old one fixed up?