WIP: Dependency List - Connect frontend to backend - client-side entry points

What does this MR do?

Adds the client-side entry points for the Dependency List. This MR and !13968 (merged) will close #11396 (closed).

This MR must be merged after !13684 (merged), hence WIP.

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• Documentation created/updated or follow-up review issue created
• Code review guidelines /merge_request_performance_guidelines.html)
• Style guides
• Separation of EE specific content

Performance and testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers