setup: use versioned base docker image
setup: use versioned base docker image

La0/mozilla-relengapi,srfraser/services,La0/mozilla-relengapi,mozilla-releng/services,lundjordan/services,srfraser/services,lundjordan/services,lundjordan/services,mozilla-releng/services,La0/mozilla-relengapi,lundjordan/services,mozilla-releng/services,mozilla-releng/services,srfraser/services,La0/mozilla-relengapi,srfraser/services