[llgo] add buildbot-slave config

Summary:
This patch adds the configuration used to deploy
the llgo-builder buildbot slave. The builder is
deployed to Google Compute Engine using Juju.

Reviewers: pcc

Reviewed By: pcc

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D8854

llvm-svn: 234383
GitOrigin-RevId: 11e66bb7df8e7420250a813a7e6fd27bca0c44e7
1 file changed