Maintenance: Small code clean-up for lib/auth.rb.
Maintenance: Small code clean-up for lib/auth.rb.

monotek/zammad,zammad/zammad,monotek/zammad,monotek/zammad,monotek/zammad,monotek/zammad,zammad/zammad,monotek/zammad,zammad/zammad,zammad/zammad,zammad/zammad,zammad/zammad