[16.0][IMP] account_reconcile_oca: Allow to select all lines at once

[etobella]

The idea is to add a button to add all lnes at once

[pedrobaeza]

Code and test in runboat. This alleviates a lot the times when working with payment orders, only requiring to pre-filter the wanted entries.

Let's fast-track it for forwarding port it, and to try it in real scenarios, as the risk is low.

/ocabot merge patch

[OCA-git-bot]

What a great day to merge this nice PR. Let's do it!
Prepared branch 16.0-ocabot-merge-pr-798-by-pedrobaeza-bump-patch, awaiting test results.

[OCA-git-bot]

Congratulations, your PR was merged at da1b266. Thanks a lot for contributing to OCA. ❤️