fio: upgraded package to upstream

Upgraded sys-block/fio to version 2.1.14 on amd64, arm, x86
with
 cros_portage_upgrade --board=falco:daisy_spring:x86-generic --upgrade
--unstable-ok sys-block/fio

BUG=chromium:395682,chromium:426747
TEST=Check that c/209966 now works.
 Test that hardware_StorageFio.quicktest works on Ryu, Gnawty and Samus.

Change-Id: I6c488dc0998f3187f1ded3a3e96dbb5e58af3607
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/224183
Reviewed-by: Mike Frysinger <vapier@chromium.org>
6 files changed