Description of problem:

Filtering by BS in issues shows apps that do not have that BS assigned

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

7.0.0-15

How reproducible:

Sometimes

Steps to Reproduce:
1. Create a BS that is not assigned to any app
2. Create and run analysis for several apps without BS assigned to any of them
3. Filter issues by this BS

Actual results:

App without BS assigned are shown in filtering results

Expected results:

Filter results should remain empty

Additional info: