Convert MigrateDestination plugin discovery to attributes

MigrateSource source doesn't support attributes, wating for 📌 Convert MigrateSource plugin discovery to attributes Active

nikolay shapovalov → changed the visibility of the branch 3494035-convert-plugin-discovery to hidden.

nikolay shapovalov → changed the visibility of the branch 3494035-convert-plugin-discovery to active.

Update IS.

MigrateSource can be converted now.

Ready for review

@nikolay shapovalov do we need to rebase your MR before merging it?

Thanks, MR updated. Waiting for review.

Looks like this will need new version for ACL that supports Drupal 11+.

@nikolay shapovalov may be we should postpone this issue till D10 support will be ended?