Bugfixes:
* Fixes a bug where the snippet variables selection is hidden behind the WordPress menu when using a right-to-left language.
* Fixes styling in the snippet preview when using a right-to-left language.
* Fixes a bug where the ‘insert snippet variable’ button placement was inconsistent.
* Migrates WooCommerce Product archive settings to the Shop page, if present and not already set on the Shop page.