Omit ironic agent_ssh jobs from 139099

These jobs are failing for different reasons than this bug, which
are not discernible by ER, and should be omitted from this query.

Change-Id: Ibd78c9d93a3eb4e2031e6fc08ed5b1c6cdd5c7aa
Merge "Omit ironic agent_ssh jobs from 139099"