trying to fix jenkins error
trying to fix jenkins error

There are many jenkins errors on linode CentOS7. The function `saltutil.sync_grains`
does not seem to be mocked correctly on this platform.

Based on https://github.com/jfindlay/salt/commit/1f5836d0bb4635de4bd0fe39fb8121b197e11cc1

saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt