APIv4 - Add Managed::reconcile action.

[colemanw]

Overview

Adds APIv4 wrapper around ManagedEntities->reconcile();

Before

Extensions had to call internal function to trigger this.

After

Now they have an API.

Comments

Note that per the defaults, the permission required to use this action is "administer CiviCRM".

[civibot]

(Standard links)

• If this is your first pull-request for CiviCRM, please browse CONTRIBUTING.md for information about the development and testing processes.
• If you are reviewing this pull-request, you may wish to consult the test sites and the Review Standards (long template, short template).

[eileenmcnaughton]

Yay for an api - I had always hoped we would also add an api to get the 'plan' so we could try before we buy when reconciling

[totten]

Extensions had to call internal function to trigger this.

Extensions could also call System.flush, but that would have a bigger cost+effect. Agree that a narrower API is also useful. 👍

[seamuslee001]

This seems like a good improvement to me