socat: upgraded package to upstream

Upgraded net-misc/socat to version 1.7.3.1 on amd64

BUG=chromium:585207
TEST=emerge net-misc/socat and verified the version
by running 'socat -V'.

Change-Id: Ie5a979bf635ffba023a9c35029bef90448d77fc9
Reviewed-on: https://chromium-review.googlesource.com/326770
Commit-Ready: Aditya Kali <adityakali@google.com>
Tested-by: Aditya Kali <adityakali@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
(cherry picked from commit ff5c3f2382a3231e947d31f1a2ddf8fc72f03b14)
Reviewed-on: https://chromium-review.googlesource.com/326880
Commit-Queue: Aditya Kali <adityakali@google.com>
5 files changed