Description of problem:
When using the search bar in Administer -> Settings, the search bar suggestion dropdown returns `Error: Request failed with status code 500` instead of the search suggestions.

Version-Release number of selected component (if applicable):
Satellite 6.14.0 snap 3

How reproducible:
Always

Steps to Reproduce:
1. Go to Administer -> Settings
2. Type anything in the search bar but don't press Enter
3. See the error in the Search suggestions dropdown

Actual results:
`Error: Request failed with status code 500` in the search suggestions dropdown

Expected results:
Search suggestions in the dropdown