(Reuters) – Russia’s dominant lender Sberbank on Wednesday said it would close its gaming unit, SberGames, due to external restrictions on Russian developers, as Western sanctions force the company to scale back in areas beyond banking. Sberbank has been developing its non-financial businesses such as e-commerce, technology and cloud services in an attempt to combat shrinking margins, and although it maintains a presence in several other sectors, its gaming efforts will fall by the wayside. “Due to external restrictions for Russian developers on the global market, Sber has taken the decision t…