Use apollo query to fetch the child work item

Deepika Gulianirequested to merge
dg-fix-prefetch-sentry-error into master

What does this MR do and why?

Use apollo query to fetch the child work item. Since we do not use the prefetchedWorkItem ever , we can remove the smart query and let apollo handle the default caching technique 🙂

Fixes sentry error https://new-sentry.gitlab.net/organizations/gitlab/issues/2885970/?referrer=slack&notification_uuid=21429632-8931-4cc8-8e09-4ce5dd277b74&alert_rule_id=53&alert_type=issue

References

Screenshots or screen recordings

Before After
Screen Recording 2025-12-08 at 2.21.55 PM.mov Screen Recording 2025-12-08 at 2.20.29 PM.mov

How to set up and validate locally

  1. Add multiple children to any work item
  2. Try to hover over them quickly to see that you do not see any console errors

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Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Edited by Deepika Guliani

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