[CDF-25203] 💼Dump extraction pipeline (#1752)

# Description

This adds support for dumping extraction-pipelines. This is typically
used by users that either have existing extraction pipelines that they
want to govern, or they want to develop new extraction pipelines in the
UI and then dump it to start governance.

## Changelog

- [x] Patch
- [ ] Minor
- [ ] Skip

## cdf

### Added

- [alpha] Support dumping `extraction-pipeline`.

## templates

No changes.


