Advanced Custom Fields Pro 6.2.9

Fix - Fixed bug breaking ACF Block $is_preview parameter in WordPress 5.5.
Fix - Fixed bug breaking seamless postbox style in WordPress 5.5.

Tweak - Added styling compatibility for WordPress 5.5.
Fix - Implemented new wp_filter_content_tags() function in "acf_the_content" filter.
i18n - Updated Arabic translation thanks to Karim Ramadan.

Fix - Improved string escaping in Select2 drop-downs to address XSS concerns.
Fix - Fixed bug causing PHP error when updating the settings of a Checkbox field.
Fix - Fixed bug causing WYSIWYG field to hide when toggling between Document and Block tabs within the Block editor.
Fix - Fixed bug incorrectly validating the length of Text and Textarea field values that contained HTML entities.