Lionsgate UK chief exec Zygi Kamasa announced today the UK arm of the indie film and TV giant would be financing and co-investing in at least 25 British films over the next four years. The re-affirmation of Lionsgate’s commitment to British film comes after the company had invested in and released more than 20 British features with a combined production budget of over $225 million. Kamasa, who recently re-upped with the mini-major with enhanced responsibilities, has been…