Update plugin jetpack from 9.3.1 to 9.4

[github-actions]

Update Generated By: WordPress Git Updater V1.0.0
Build: 02c7f34ecacb9dc7a8c66370169fd093a5aefbff
Build Date: 2021-01-19T12:22:56Z

Homepage: https://jetpack.com
Updated: 2021-02-02 11:38am GMT

Changelog:

9.4

• Release date: February 2, 2021
• Release post: https://wp.me/p1moTy-tOv

Enhancements

• Dashboard: add new Recommendations page to help you get started with recommended features of Jetpack.
• Dashboard: change the development notice link to an external link.
• Podcast Player Block: add skip back/forward buttons.
• Podcast Player Block: improve RSS feed detection.
• Sharing: remove jQuery dependency to improve performance of the sharing buttons.
• Sharing: improve performance of the Email Sharing button by lazy-loading the Google reCAPTCHA when necessary.
• Social Menu: add Patreon icon.
• Synchronization with WordPress.com: improve the validation of field names when calculating checksums on tables.
• Synchronization Performance: reduce concurrency of requests by implementation of Retry-After for concurrent requests.
• Widgets: add Patreon icon to Social Icons Widget.
• WordPress.com REST API: add new Cloudflare Analytics field option.

Improved compatibility

• Form Block: avoid display issues when submitting a form within an AMP view.
• Instant Search: improve support for older browsers such as Internet Explorer 11.
• Secure Sign On: support custom login page plugins such as WPS Hide Login.
• Tiled Gallery Block: add additional CSS classes to improve compatibility with the Core Gallery block.

Bug fixes

• Autoloader: resolve inconsistencies when including a cache supporting autoloader from one without cache support.
• Contact Form: prevent post status transition actions from firing twice when the post status is changed.
• Crowdsignal: avoid issues when using a Crowdsignal shortcode in the block editor.
• Jetpack Video Block: avoid block validation errors when editing existing content.
• Jetpack Video Block: add missing alignment classes.
• Publicize: allow clearing Publicize custom message if a post title has been set.
• Stats: update dashboard widget to respect new dashboard widget markup.
• Subcriptions Block: avoid errors when displayed within a Disabled context, such as a block or pattern preview.
• Synchronization with WordPress.com: avoid PHP warnings.
• Synchronization with WordPress.com: fix potential PHP notices when making XMLRPC requests.
• WordPress.com REST API: fix PHP notice when fetching user connection data without a connection owner.

See the previous changelogs here