support endpoint-dsl

[lburgazzoli]

We should support the Endpoint DSL when parsing sources to determine dependencies.

As example, for a route like:

- from:
    timer:
      timerName: tick
      period: 5s

camel-k is unable to automatically add camel-timer among the dependencies.

[github-actions[bot]]

This issue has been automatically marked as stale due to 90 days of inactivity. It will be closed if no further activity occurs within 15 days. If you think that’s incorrect or the issue should never stale, please simply write any comment. Thanks for your contributions!

[squakez]

Reported more recently in #4893 - closing this in favor of the more recent one.