Use webPath in work items list app

What does this MR do and why?

Use webPath in work items list app

This is already used in issuable item , we are just fetching it from the graphql fragment

We are using @gl_introduced because the backend was merged in the same milestone

References

Screenshots or screen recordings

Before	After

How to set up and validate locally

This MR basically just changes the href of the items from absolute to relative paths because of the bug where the user uses two different port for gdk , it leads to inconsistent results

MR acceptance checklist

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

Related to #418814 (closed)