This will replicate kokoro on Google Cloud services. At present, this can be run via execution of `gcloud builds submit--config cloudbuild_presubmit.yaml`. Jira: https://gem5.atlassian.net/browse/GEM5-271 Change-Id: I5a71ef7fdbe5546b4e6970e4f4641f9e14cc640b Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/24543 Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu> Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu> Tested-by: kokoro <noreply+kokoro@google.com>