[Task]: Implement editing a block for a set of versions for an add-on in the reviewer tools

[eviljeff]

Description

part of https://mozilla-hub.atlassian.net/browse/AMO2-689

Editing a block for one or more versions of a single add-on:

Acceptance Criteria

  ### Acceptance Criteria
  - [ ] 

Checks

• If the issue is ready to work on, I have removed the "needs:info" label.

┆Issue is synchronized with this Jira Task

[diox]

See #14783 (comment) ; it's simpler to implement since it's a single add-on and not a bulk, but still quite involved given how reviewer tools UI work.

We might want to explore other options to integrate existing admin functionality in reviewer tools for instance.