[Buildroot] [PATCH v4 1/1] package/iputils: bump to version s20190515

[Petr Vorel]

Hi Matthew,

> Petr,

> Would you mind taking a look at a build failure from this patch?
> http://autobuild.buildroot.net/results/f78ac0d3c9a679a584bd54ac7f908390f5a4087b/
I already acked proposed fix made by Fabrice
https://patchwork.ozlabs.org/patch/1102942/

Kind regards,
Petr