[ccan] [PATCH v2] short_types: Fix warning in test

[Rusty Russell]

Joel Stanley <joel at jms.id.au> writes:
> Our project builds the ccan tests with -Wextra, so we get warnings about
> the unused variables.
>
> Signed-off-by: Joel Stanley <joel at jms.id.au>
> ---
> v2: Now with both the files!

Thanks, applied!

Cheers,
Rusty.