Fix filtering label and milestone with multiple words
What does this MR do?
- Fixes filtered search filtering label and milestone with multiple words
- Fixes filtered search autocomplete not replacing typed values correctly (Values that have spaces and are not completed yet - no end quote)
Are there points in the code the reviewer needs to double check?
Shouldn't be
Why was this MR needed?
Fixes regression
Screenshots (if relevant)
Does this MR meet the acceptance criteria?
Yes
What are the relevant issue numbers?
Closes #27248 (closed) Closes #27334 (closed)