proto/AI: reorder end-of-cycle actions

fix #6800 (closed)

based on !11930 (merged)

What

This MR main purpose is to move autostaking before computing rights

Why

so as to make staking rights benefit immediately from auto-staking movement. (and to fix possible oddity with set-deposit-limit used only at cycle end)

How

Manually testing the MR

Checklist

• Document the interface of any function added or modified (see the coding guidelines)
• Document any change to the user interface, including configuration parameters (see node configuration)
• Provide automatic testing (see the testing guide).
• For new features and bug fixes, add an item in the appropriate changelog (docs/protocols/alpha.rst for the protocol and the environment, CHANGES.rst at the root of the repository for everything else).
• Select suitable reviewers using the Reviewers field below.
• Select as Assignee the next person who should take action on that MR