New extension: YouTube Playables SDK

[github-actions]

Description

Save and load data, submit high-score, open YouTube videos, and show ads on YouTube Playables.

How to use the extension

You have to use the Test Suite so you can test it properly:
https://developers.google.com/youtube/gaming/playables/test_suite?hl=en

At the beginning of the scene, trigger the action "The game is ready."
The player may pause/resume/mute/unmute the game through YouTube UI, there are conditions for that.
You can save or load a string (or stringified variable)

Checklist

• I've followed all of the best practices.
• I confirm that this extension can be integrated to this GitHub repository, distributed and MIT licensed.
• I am aware that the extension may be updated by anyone, and do not need my explicit consent to do so.

Example file

YouTube Playables Example.zip

Extension file

YouTubePlayables.json.zip

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Extension by @EyadMahm0ud

You can update the extension on this "Pull Request" by commenting the update command: in the comment field, type !update, then drag and drop a zip file with your extension file in the commenting field, like how you initially submitted the extension. It should look like this:

!update [MyExtension.zip](https://github.com/GDevelopApp/GDevelop-extensions/files/12709661/MyExtension.zip)

It can take a few seconds for the file to fully upload and show as the above. Once it is like shown above, click "Comment" and let the bot do the rest!