Update wording and add tooltip

woocommerce#8690

includes/admin/class-wc-admin-assets.php

@@ -175,7 +175,7 @@ public function admin_scripts() {
 				'bulk_edit_variations_nonce'          => wp_create_nonce( 'bulk-edit-variations' ),
 				'i18n_link_all_variations'            => esc_js( __( 'Are you sure you want to link all variations? This will create a new variation for each and every possible combination of variation attributes (max 50 per run).', 'woocommerce' ) ),
 				'i18n_enter_a_value'                  => esc_js( __( 'Enter a value', 'woocommerce' ) ),
-				'i18n_enter_menu_order'               => esc_js( __( 'Set variation sort-order priority', 'woocommerce' ) ),
+				'i18n_enter_menu_order'               => esc_js( __( 'Variation menu order (determines position in the list of variations)', 'woocommerce' ) ),
 				'i18n_enter_a_value_fixed_or_percent' => esc_js( __( 'Enter a value (fixed or %)', 'woocommerce' ) ),
 				'i18n_delete_all_variations'          => esc_js( __( 'Are you sure you want to delete all variations? This cannot be undone.', 'woocommerce' ) ),
 				'i18n_last_warning'                   => esc_js( __( 'Last warning, are you sure?', 'woocommerce' ) ),

includes/admin/meta-boxes/views/html-variation-admin.php

@@ -16,7 +16,7 @@
 	<h3>
 		<a href="#" class="remove_variation delete" rel="<?php echo esc_attr( $variation_id ); ?>"><?php _e( 'Remove', 'woocommerce' ); ?></a>
 		<div class="handlediv" title="<?php _e( 'Click to toggle', 'woocommerce' ); ?>"></div>
-		<div class="sort" title="<?php _e( 'Click to set menu order, or drag and drop', 'woocommerce' ); ?>"></div>
+		<div class="tips sort" data-tip="<?php _e( 'Drag and drop, or click to set menu order manually', 'woocommerce' ); ?>"></div>
 		<strong>#<?php echo esc_html( $variation_id ); ?>: </strong>
 		<?php
 			foreach ( $parent_data['attributes'] as $attribute ) {