Description of problem:
Recalculate button for Errata is not available on Satellite 6.13/ Satellite 6.14
if no errata is present.

However Recalculate button for Errata is available on Satellite 6.11 even if no errata is present

Version-Release number of selected component (if applicable):
Satellite 6.13/ Satellite 6.14

How reproducible:

To update the Installable Errata count click on the Recalculate button in the Satellite's web UI under:

Hosts -> Content Hosts -> content_host -> Errata -> recalculate

Steps to Reproduce:
1. For Satellite 6.11 , Hosts -> Content Hosts -> content_host -> Errata -> recalculate // Recalculate option is present

2. For Satellite 6.13/6.14 , Hosts -> Content Hosts -> content_host -> Errata -> recalculate // Recalculate option is present only if errata is available.

Actual results:

Recalculate button for Errata should be available on Satellite 6.13/ Satellite 6.14 even if no errata is present as it is available on Satellite 6.11