fix: skip setting filter is filter value is null

[chinook25]

What are the main changes you did:

• closes #3877
• if filter value is null, setting the filter is skipped

how to test:

• see issue

todo:

• [ ] updated docs in case of new feature
• [ ] added/updated tests
• [ ] added/updated testplan to include a test for this fix, including ref to bug using # notation

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
83.3% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud