By Siddharth Cavale, Steve Stecklow and David Gauthier-Villars NEW YORK/LONDON/ISTANBUL (Reuters) -In March, clothing retailer Gap Inc joined numerous Western companies in announcing that it was halting deliveries to Russia to protest its invasion of Ukraine. “As a values-led company, one that is proud to do the right thing over the past 53 years in business, at this time, we have also suspended deliveries to Russia, where we have a small franchise presence,” the San Francisco-based company announced in a March 10 message to its employees. But Russian customs records reviewed by Reuters show t…