Geoloca - No Message shown when no results

[ttramb]

Describe the bug
Page remains with no message showing that the results is not found by the service

To Reproduce
Steps to reproduce the behavior:

1. Try an image with no geo point of interest (ex. group of people)
2. Submit the link to the service
3. Process is done with no results

Expected behavior
If no predictions found, show a message that there is no detection

Additional context
See service results when no geoloc found:

{"predictions":[],"soft_confidence_threshold":0.1}