Woo Analytics: bail early when WooCommerce is not active. (#36278)

I missed this when bringing the codebase to the package and moving to a singleton.

Author: jeherve

projects/packages/woocommerce-analytics/changelog/fix-woo-analytics-bail-missing

@@ -0,0 +1,4 @@
+Significance: patch
+Type: fixed
+
+General: bail early when WooCommerce is not active.

projects/packages/woocommerce-analytics/src/class-woocommerce-analytics.php

@@ -29,6 +29,10 @@ class Woocommerce_Analytics {
 	 * @return void
 	 */
 	public static function init() {
+		if ( ! self::should_track_store() ) {
+			return;
+		}
+
 		// loading _wca.
 		add_action( 'wp_head', array( __CLASS__, 'wp_head_top' ), 1 );