Closes #727 Update admin bar upsell

[remyperona]

Description

Update the admin bar upsell block when under 20% of quota

Fixes #727

Type of change

• Enhancement (non-breaking change which improves an existing functionality).

Is the solution different from the one proposed during the grooming?

No

Checklists

Generic development checklist

• My code follows the style guidelines of this project, with adapted comments and without new warnings.
• I have added unit and integration tests that prove my fix is effective or that my feature works.
• The CI passes locally with my changes (including unit tests, integration tests, linter).

Test summary

• I triggered all changed lines of code at least once without new errors/warnings/notices.
• I validated all Acceptance Criteria of the related issues. (If applicable, provide proof).
• I validated all test plan the QA Review asked me to.

[vmanthos]

@Tabrisrp Can you please take care of the conflicts when you have some time? 🙏
These came after merging #752.

Also, the $is_monthly isn't set in:
https://github.com/wp-media/imagify-plugin/blob/7b51656d42f35dbdbb8b1a8bf2267508cfafc205/classes/User/User.php

and this results in displaying the yearly offer regardless of what the user is using.

[remyperona]

@vmanthos It's updated

[vmanthos]

@Tabrisrp Thank you for the PR.

I can see the toolbar upsell box even when the available quota is >20%:

Also, for the Infinite plan, the following is displayed:

These ☝️ are from a real user, i.e. I haven't mocked the response.

Can you please look into this? 🙏

[remyperona]

You're right I forgot one condition in the view, it should be good now

[vmanthos]

Thank you for the fixes, @Tabrisrp!

This is working as expected. 👍

TestRail report: Will be added when ready.