Tracker #30986: Host Details Page Feature
Skeleton loading continue infinitely if the value is undefined
How to reproduce:
1. Enable experimental features in settings
2. Hosts -> All Hosts
3. choose a host with no IP6 and click on the "New details page" under the actions column
4. IP6 loading skeleton renders infinitely (see attached file)
Filter properties fields so undefined field won't be rendered at all / show "N/A"