Remove Unused Javascript

//This has been syncronised 123//

function wp_remove_scripts() {

// check if user is admina

    if (current_user_can( 'update_core' )) {

            return;

        }

    else {

    // Check for the page you want to target

    if ( is_page( 'homepage' ) ) {

        // Remove Scripts

        wp_dequeue_style( 'jquery-ui-core' );

        }

    }

}

add_action( 'wp_enqueue_scripts', 'wp_remove_scripts', 99 );