Issue: "Search Backlog" functionality in the Backlog is case-sensitive

Issue Summary

The "Search Backlog" feature in the Backlog is case-sensitive.

Steps to Reproduce

1. Navigate to the Backlog section on the Board
2. Consider "Case Sensitive" is the Summary of an issue listed in the Backlog
   
3. Search for the issue with the phrase "case"

Expected Results

The issue should be listed

Actual Results

The issue is not filtered

Workaround

Reloading the page shows the right results.