Remove an extra message for a memory allocation failure in
function gelic_descr_prepare_rx().

Will another background information be relevant for the final commit message?

ps3_gelic_net: Delete an error message for a failed memory allocation in gelic_descr_prepare_rx()
https://lore.kernel.org/linuxppc-dev/9613bfbf-11cc-1e66-484a-84fcda022861@users.sourceforge.net/ (local)
https://lore.kernel.org/patchwork/patch/869518/
https://lkml.org/lkml/2018/1/3/365

Regards,
Markus