[bug] Recovering device with deleted related location throws uncaught exception

[nemesifier]

Describe the bug
Trying to recover a device with a related location which was also deleted throws an uncaught exception: Location matching query does not exist..

Steps To Reproduce
Steps to reproduce the behavior:

• Create a location
• Create a device, assign the location to it
• Delete the device
• Delete the location
• Try to recover the device using django-reversion (go to recover deleted device, click on the deleted device)

Expected behavior

The page opens up normally. Maybe we can allow recovering the deleted location too? That would be really nice.