app-admin/rsyslog: Add missing DEPEND on sys-apps/util-linux

rsyslog fails to build without libuuid, supplied by util-linux:
rsyslog-8.22.0: checking for LIBUUID... no
rsyslog-8.22.0: configure: error: Package requirements (uuid) were not met:
rsyslog-8.22.0:
rsyslog-8.22.0: No package 'uuid' found

BUG=chromium:670567
TEST=emerge-${B} --unmerge util-linux
     emerge-${B} rsyslog
     => Builds util-linux, then rsyslog

Change-Id: I0685bfc14c5d0a12929a446d2476053d8ff7adb5
Reviewed-on: https://chromium-review.googlesource.com/416468
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
2 files changed