infra/go presubmit

Added presubmit scripts for both 'repo upload' and 'git cl upload'.
Both presubmit scripts run run_test.sh and print errors if there
is a non-zero return code.

BUG=None
TEST=manual runs
Change-Id: Idf47cc21dbb9bcfc669e8596e2296bae05d71a5a
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/infra/go/+/1690640
Reviewed-by: Sean Abraham <seanabraham@chromium.org>
Tested-by: Sean Abraham <seanabraham@chromium.org>
Commit-Queue: Jack Neus <jackneus@google.com>
3 files changed