Enable "terms-as-tokens" prop on filter bar in Plan Analytics pages

What does this MR do and why?

Enables terms-as-tokens prop on the FilteredSearchBarRoot (wrapper component for GlFilteredSearch) in both the Value Stream and Code Review Analytics pages as part of &10305

Screenshots or screen recordings

Page	Before	After
Value Stream Analytics
Code Review Analytics

How to set up and validate locally

1. Please make sure that you're on an Ultimate plan.
2. Visit VSA for any group or seed data if necessary.
3. Visit Code Review Analytics for any project.
4. Verify that search bar on both pages displays terms-as-tokens behavior and works correctly

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #408682 (closed) and #408692 (closed)