Fixed a problem where Action Scheduler CRONs were remaining after the plugin was uninstall

[CrochetFeve0251]

Description

Remove Action Scheduler CRON when disabling the plugin by adding wp_clear_scheduled_hook on CRONs used to make AS queue run.

Type of change

Please delete options that are not relevant.

• [ ] Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

• [ ] Manually

Checklist:

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• [ ] My code follows the style guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] My changes generate no new warnings
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] New and existing unit tests pass locally with my changes
• [ ] Any dependent changes have been merged and published in downstream modules

[Mai-Saad]

• Works fine when deactivating the plugin
• As per discussion with the team, better to remove action_scheduler_run_queue cron when disabling related option

[CrochetFeve0251]

@engahmeds3ed is this PR still actual with the fact you removed the custom queue for preload?