Fix search bar search param encoding
What does this MR do?
Fixes the search bar search param encoding. Current filtered search is converting spaces into %20 when they should be converting to +
Are there points in the code the reviewer needs to double check?
Side effects
Why was this MR needed?
Fixes regression in search query URL
Screenshots (if relevant)
None
Does this MR meet the acceptance criteria?
Yes
What are the relevant issue numbers?
Closes #27398 (closed)