Work items list [FE] - Add Health Status filter
## Summary Add Health Status filter component to work items list UI as part of https://gitlab.com/gitlab-org/gitlab/-/issues/536876 ## Backend Support Backend support is complete via https://gitlab.com/gitlab-org/gitlab/-/issues/510269 ## Implementation Details - Add Health Status filter component to work items list UI - Support filter operations: - Equals (on track, needs attention, at risk) - Not equals - Wildcard (enum: any/none) - Update filter state management and GraphQL queries - Integrate with existing filter system ## Acceptance Criteria - [x] Health Status filter is available in work items list(epic list included) - [x] All filter operations work correctly (is, is not) - [x] Filter integrates with existing filters - [x] Filter state is persisted in URL - [x] Unit tests added - [x] E2E tests updated ## Related Issues - Parent: https://gitlab.com/gitlab-org/gitlab/-/issues/536876 - Backend: https://gitlab.com/gitlab-org/gitlab/-/issues/510269
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