Wp Rocket 3.17.3

Bugfix: Conflict between WP Rocket mobile preload and wp_is_mobile()
Bugfix: Update priorities to prevent wrong insertion order

Enhancement: Fix Error 403 on admin-ajax requests from WooCommerce MailChimp Discount plugin and Newspaper Theme.
Enhancement: Preserve FacetWP comments during HTML minification
Enhancement: Update WordPress compatibility information.
Enhancement: Don't clear the cache when preload option is changed.
Enhancement: Improve "Separate cache files for mobile devices" help text.
Enhancement: Add constants helper file/functions to abstract constants for testing.
Enhancement: Exclude Authorize.net Seal JS from defer.
Enhancement: Exclude CDN jQuery JS from defer.
Bugfix: Replace YouTube iframe with preview image is not working when using relative protocol.
Bugfix: Prevent PHP 7.4 notice - Trying to access array offset on value of type null, in class-cache-dynamic-resource.php.
Bugfix: Partial preloading is not working after cache lifespan expires.
Bugfix: Disabling Opcache from php.ini doesn't hide our "Clear OPcache" menu entry.
Bugfix: Prevent multiple CDN srcset rewrites.
Bugfix: Clean cache when clearing Autoptimize cache using the menu bar link.
Bugfix: Prevent PHP Undefined offset notice in combine JS.

Enhancement: Do not attempt to clear cache files when do_rocket_generate_caching_files if false.
Enhancement: Rename “Save Settings” to “Validate Licence”.
Enhancement: Add target path and source path in rocket_css_content filter.
Bugfix: Remove rewrite rules on GoDaddy Managed Hosting.
Bugfix: Prevent cache clean when saving drafts.
Bugfix: Remove Cloudflare purge notice displayed on content update.
Bugfix: Prevent multiple admin notices.
Bugfix: Prevent PHP Warning: date() expects parameter 2 to be int.
Bugfix: Added compatibility between Facebook Pixel addon and Facebook plugins
Bugfix: Incorrect matching for CDN rewrite.
Bugfix: Clean cache according to cache lifespan.
Bugfix: Prevent clean cache on slug change when a post is not published.
Bugfix: Prevent PHP Warning: Can only flip STRING and INTEGER values.