[5.3] [Events] Use event classes for User plugins

[Fedik]

Pull Request for Issue # .

Summary of Changes

Update user plugins to use SubscriberInterface and an event classes.

Testing Instructions

Check following user plugins should work as before:

contactcreator
joomla
profile
terms
token

Actual result BEFORE applying this Pull Request

Works

Expected result AFTER applying this Pull Request

Works

Link to documentations

Please select:

• Documentation link for docs.joomla.org: https://docs.joomla.org/Plugin/Events#User
• No documentation changes for docs.joomla.org needed
• Pull Request link for manual.joomla.org: New Event classes Manual#177
• No documentation changes for manual.joomla.org needed

References:

• [5.0][Events] User event classes #41317

[richard67]

Drone failure is not related to this PR.

[HLeithner]

This pull request has been automatically rebased to 5.3-dev.

[joomdonation]

I reviewed the code and doing real test (Login, creating, changing user status, delete user.....), all still work well. So we have a successful test from me (after the tiny change suggested above).

[laoneo]

Good will merge it and then you can make a new pr. Thanks for helping out.

[joomdonation]

Good will merge it and then you can make a new pr. Thanks for helping out.

PR #44820 created.