[Satellite 6.3] goferd failed to connect to Red Hat Satellite amqps service.

Issue

• service goferd status -l gives an error on Red Hat Satellite Server:

● goferd.service - Gofer Agent
   Loaded: loaded (/usr/lib/systemd/system/goferd.service; enabled; vendor preset: disabled)
   Active: active (running) since Fri 2018-04-06 12:13:05 MSK; 3min 6s ago
 Main PID: 2905 (python)
   CGroup: /system.slice/goferd.service
           └─2905 python /usr/bin/goferd --foreground

Apr 06 12:15:15 demo.test goferd[2905]: [INFO][worker-0] root:498 - connecting to sat.demo.test:5647...
Apr 06 12:15:15 demo.test goferd[2905]: [INFO][worker-0] root:542 - Disconnected
Apr 06 12:15:15 demo.test goferd[2905]: [ERROR][worker-0] gofer.messaging.adapter.connect:33 - connect: proton+amqps://sat.demo.test:5647, failed: Connection amqps://sat.demo.test:5647 disconnected