revert: ensure playsInline attribute conforms when falling back to core Video block

[SiobhyB]

Fixes a regression that prevents the "plays inline" setting working for Atomic sites with VideoPress enabled on the web.

Proposed changes:

• The changes in RNMobile: Ensure playsInline attribute conforms when falling back to core Video block #35981 have been reverted to prevent a regression on the web.

Other information:

• Have you written new tests for your changes, if applicable?
• Have you checked the E2E test CI results, and verified that your changes do not break them?
• Have you tested your changes on WordPress.com, if applicable (if so, you'll see a generated comment below with a script to run)?

Jetpack product discussion

#35981 (comment)

Does this pull request change what data or activity we track or use?

No, it does not.

Testing instructions:

• On the web, navigate to an Atomic site with VideoPress enabled.
• Navigate to the site's post editor.
• Add a Video block and upload to it.
• Toggle the block's "plays inline" setting to on.
• Save the change and exit the post.
• Return to the post and confirm the setting remains toggled on.

[github-actions]

Are you an Automattician? Please test your changes on all WordPress.com environments to help mitigate accidental explosions.

• To test on WoA, go to the Plugins menu on a WordPress.com Simple site. Click on the "Upload" button and follow the upgrade flow to be able to upload, install, and activate the Jetpack Beta plugin. Once the plugin is active, go to Jetpack > Jetpack Beta, select your plugin, and enable the rnmobile/revert-playsinline-setting-change-in-core-video branch.

• To test on Simple, run the following command on your sandbox:

  bin/jetpack-downloader test jetpack rnmobile/revert-playsinline-setting-change-in-core-video
  

Interested in more tips and information?

• In your local development environment, use the jetpack rsync command to sync your changes to a WoA dev blog.
• Read more about our development workflow here: PCYsg-eg0-p2
• Figure out when your changes will be shipped to customers here: PCYsg-eg5-p2

[github-actions]

Thank you for your PR!

When contributing to Jetpack, we have a few suggestions that can help us test and review your patch:

• ✅ Include a description of your PR changes.
  
• ✅ Add a "[Status]" label (In Progress, Needs Team Review, ...).
  
• ✅ Add testing instructions.
  
• ✅ Specify whether this PR includes any changes to data or privacy.
  
• ✅ Add changelog entries to affected projects
  

This comment will be updated as you work on your PR and make changes. If you think that some of those checks are not needed for your PR, please explain why you think so. Thanks for cooperation 🤖

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