devtools/ci.sh: script for kokoro ci
devtools/ci.sh: script for kokoro ci

Set up a script that kokoro will run.

Right now it just calls all.bash, but it will be nice to have this
extra level of indirection so we don't have to modify the kokoro
config in the Google-internal repo.

Change-Id: I87aa099d4d41e6fccc019b31cb24fdf48d6ff815
Reviewed-on: https://go-review.googlesource.com/c/vuln/+/368114
Trust: Jonathan Amsterdam <e3d3698b2ccd5955e4adf250d0785062d0f9018b@google.com>
Run-TryBot: Jonathan Amsterdam <e3d3698b2ccd5955e4adf250d0785062d0f9018b@google.com>
TryBot-Result: Gopher Robot <66cb808b70d30c07676d5e946fee83fd561249e5@golang.org>
Reviewed-by: Julie Qiu <8d32267b6b4884cf35adeaccde2b6857ae11aace@golang.org>

golang/vuln,golang/vuln