By Laura McGuire British housebuilder Vistry is on track to build close to 2,000 more homes than what it built last year, as it bucks industry trends off the back of affordable homes. In an update on Thursday, the business formerly known as Bovis Homes, said it plans to complete 18,000 new homes this year, 500 ahead of previous expectations and a steady rise on the 16,118 completed the year before. Last October, the FTSE 250 firm said it would focus solely on building affordable homes via its Partnerships business. This partners with local authorities and other social housing providers after a…