Description of problem

Remove the warning alert on arrival to register host page

Version-Release number of selected component (if applicable):

6.10

How reproducible:

Steps to Reproduce:
1. Create a single activation key on Red Hat Satellite.
2. On Satellite Web UI >> Host >> Register host >> Advanced >> Activation Keys

Actual results:

Activation Keys need to be selected manually even though there is a single Activation key on Red Hat Satellite.

Expected results:

If there is a single Activation Key then it should be auto-selected. If there are multiple Activation keys then the current behavior is correct.

Additional info: