wordpress core update 5.5.1

readme.html

wp-activate.php

wp-admin/about.php

wp-admin/admin-ajax.php

wp-admin/admin-header.php

wp-admin/admin.php

wp-admin/async-upload.php

wp-admin/comment.php

wp-admin/credits.php

wp-admin/css/about-rtl.css

wp-admin/css/about-rtl.min.css

wp-admin/css/about.css

wp-admin/css/about.min.css

wp-admin/css/admin-menu-rtl.css

wp-admin/css/admin-menu-rtl.min.css

wp-admin/css/admin-menu.css

wp-admin/css/admin-menu.min.css

wp-admin/css/color-picker-rtl.css

wp-admin/css/color-picker-rtl.min.css

wp-admin/css/color-picker.css