Allow to retrieve a token
Summary: This is a follow-up for 0a197039c4b0.
Test Plan:
Ref T1433
salt equatower saltutil.sync_modules && salt equatower zr.get_token 126
Reviewers: dereckson
Reviewed By: dereckson
Maniphest Tasks: T1433
Differential Revision: https://devcentral.nasqueron.org/D1763