Translate "pending" status in Wholesale Payments

functions.php

/**
 * Start output buffer before Wholesale Payments section is rendered.
 */
add_action( 'woocommerce_order_details_after_order_table', function( $order ) {
	// Only on front-end order view (e.g. My Account → View order).
	if ( ! is_account_page() && ! is_order_received_page() ) {
		return;
	}
	if ( $order->get_payment_method() !== 'wc_wholesale_payments' ) {
		return;
	}
	ob_start();
}, 1 );

/**
 * Flush buffer and replace raw "pending" with translated label.
 */
add_action( 'woocommerce_order_details_after_order_table', function( $order ) {
	if ( ! is_account_page() && ! is_order_received_page() ) {
		return;
	}
	if ( $order->get_payment_method() !== 'wc_wholesale_payments' ) {
		return;
	}
	$buffer = ob_get_clean();
	if ( $buffer === false || $buffer === '' ) {
		return;
	}
	$label = __( 'Pending', 'woocommerce-wholesale-payments' );
	// Replace every "pending" only inside the Wholesale Payments table.
	$buffer = preg_replace_callback(
		'/(<table class="wholesale-payments-progress"[^>]*>)(.*?)(<\/table>)/is',
		function ( $m ) use ( $label ) {
			return $m[1] . str_replace( '>pending<', '>' . esc_html( $label ) . '<', $m[2] ) . $m[3];
		},
		$buffer
	);
	echo $buffer; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- built from escaped parts above.
}, 99999 );