Links to "Learn more" when I want to add a new search engine are broken.

[GRadziejewski]

Description
Links to "Learn more" when I want to add a new search engine are broken.

Steps to Reproduce

1. Open Ghostery Private Browser

2. Open Settings/ Search/ Default search engine

3. Select "Add search engine"

4. Click on "Learn more"
   

5. New tab is open
   

Expected results:
Links to "Learn more" should lead to the correct website or should be removed.