[Buildroot] [PATCH 1/1] package/iputils: disable tests

[Petr Vorel]

Hi Fabrice,

> Disable tests to avoid the following build failure raised since bump to
> version 20210722 in commit b984cba490248e6636b53b4b26b959cda5ed6f6c:

Reviewed-by: Petr Vorel <petr.vorel at gmail.com>

I haven't seen any failure when I updated iputils version in b984cba490, but I
was surprised not to see any error.
Other option would be to enable iproute2 as build dependency as I thought
distros would appreciate to run tests, but understand you prefer to disable
them.

Kind regards,
Petr