WooCommerce File Uploads - Display Hooks

$codedropz = DNDMFU_WC_PRO_HOOKS::get_instance();
remove_action('woocommerce_before_add_to_cart_button', array( $codedropz, 'dndmfu_wc_display_file_upload' ), 500 );
add_action('woocommerce_before_variations_form', array( $codedropz, 'dndmfu_wc_display_file_upload' ), 500 );