gnu-efi: upgraded package to upstream

Upgraded sys-boot/gnu-efi to version 3.0.3 for all.
Needed by newer syslinux versions.

BUG=chromium:508713
TEST=precq & vmtests pass

Change-Id: I45fec93166d05397b7923a08db8546e3db75cbde
Reviewed-on: https://chromium-review.googlesource.com/381392
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-by: Amey Deshpande <ameyd@google.com>
4 files changed