Make the debug tools page entries for attribute filtering hidden by default.

To show the entries the following needs to be run:

wc_get_container()
->get(\Automattic\WooCommerce\Internal\ProductAttributesLookup\LookupDataStore::class)
->show_feature();

src/Internal/ProductAttributesLookup/DataRegenerator.php

@@ -271,6 +271,10 @@ CREATE TABLE ' . $this->lookup_table_name . '(
 	 * @return array The tools array with the entry added.
 	 */
 	private function add_initiate_regeneration_entry_to_tools_array( array $tools_array ) {
+		if ( ! $this->data_store->is_feature_visible() ) {
+			return $tools_array;
+		}
+
 		$lookup_table_exists       = $this->lookup_table_exists();
 		$generation_is_in_progress = $this->regeneration_is_in_progress();
 

src/Internal/ProductAttributesLookup/LookupDataStore.php

@@ -22,12 +22,43 @@ class LookupDataStore {
 	private $lookup_table_name;
 
 	/**
-	 * LookupDataStore constructor.
+	 * Is the feature visible?
+	 *
+	 * @var bool
+	 */
+	private $is_feature_visible;
+
+	/**
+	 * LookupDataStore constructor. Makes the feature hidden by default.
 	 */
 	public function __construct() {
 		global $wpdb;
 
 		$this->lookup_table_name  = $wpdb->prefix . 'wc_product_attributes_lookup';
+		$this->is_feature_visible = false;
+	}
+
+	/**
+	 * Checks if the feature is visible (so that dedicated entries will be added to the debug tools page).
+	 *
+	 * @return bool True if the feature is visible.
+	 */
+	public function is_feature_visible() {
+		return $this->is_feature_visible;
+	}
+
+	/**
+	 * Makes the feature visible, so that dedicated entries will be added to the debug tools page.
+	 */
+	public function show_feature() {
+		$this->is_feature_visible = true;
+	}
+
+	/**
+	 * Hides the feature, so that no entries will be added to the debug tools page.
+	 */
+	public function hide_feature() {
+		$this->is_feature_visible = false;
 	}
 
 	/**