pkp/pkp-lib#9453 Let reviewers view their recommendations for previous rounds

[nibou230]

How to test?

1. Make a submission and send it to the Review step.
2. Invite one reviewer.
3. Connect as reviewer and complete the review (fill the form and add a file).
4. As editor, Request revision and select Revisions will be subject to a new round of peer reviews.
5. As an author, submit revision.
6. As editor, open a 2nd round of review.
7. Invite the 1st round reviewer.
8. Connect as the reviewer.
9. On top of the review page, you should see the Round 1 bouton.
10. In the new window, the reviewer can access its answers (forms and files).

PRs

pkp/ui-library#313
pkp/pkp-lib#9526

[defstat]

Closed in favor of #4258