Description of problem:

UI breaks connection when sorting dependencies by labels

Version-Release number of selected component (if applicable): 7.3.2-16 

How reproducible: 100%  

Steps to Reproduce:
1. Analize any application
2. Open dependencies
3. Sort by labels and wait few seconds

Actual results:

See the screenshot  

Expected results:

Dependencies should be sorted, nothing should break 

Additional info: