Beta-Community-app: Design, Development, DataScience filter combinations are not working correctly

To Reproduce Steps to reproduce the behavior:

1. Go to https://beta-community-app.topcoder.com/challenges
2. Try various combinations of Design, Dev and Data Science filters

Actual behavior

1. When Design and Data Science filter is selected, it displays only Design Challenges
2. When Design and Dev alone are selected, it displays all challenges including Data Science

Final Submission Guidelines

Upload the updated code to TopCoder