Use site title as a default statement descriptor

Author: brianyu28

includes/admin/class-wc-rest-stripe-account-controller.php

@@ -109,7 +109,10 @@ public function get_account_summary() {
 		// Use statement descriptor from settings, falling back to Stripe account statement descriptor if needed.
 		$statement_descriptor = WC_Stripe_Helper::clean_statement_descriptor( $this->gateway->get_option( 'statement_descriptor' ) );
 		if ( empty( $statement_descriptor ) ) {
-			$statement_descriptor = $account['settings']['payments']['statement_descriptor'] ?? '';
+			$statement_descriptor = $account['settings']['payments']['statement_descriptor'];
+		}
+		if ( empty( $statement_descriptor ) ) {
+			$statement_descriptor = WC_Stripe_Helper::clean_statement_descriptor( get_bloginfo( 'name' ) );
 		}
 
 		return new WP_REST_Response(