By Sabine Siebold DAVOS, Switzerland (Reuters) – Russia would normally have its own “house” at the World Economic Forum as a showcase for business leaders and investors. This year the space on the dressed-up main street in Davos has been transformed by Ukrainian artists into a “Russian War Crimes House”, portraying images of misery and devastation. Russia has denied allegations of war crimes in the conflict. Ukraine is top of the agenda for the four-day meeting of global business leaders, which kicks off in earnest on Monday with a video address by Ukrainian President Volodymyr Zelenskiy. As t…