By Carlos Barria DEMYDIV, Ukraine (Reuters) – The intentional flooding of a small village north of Kyiv that created a quagmire and submerged cellars and fields, but prevented a Russian attack on the capital, was worth all the sacrifice, residents said. Ukrainian forces opened a dam early in the war in Demydiv, causing the Irpin River to flood the village and thousands of acres around. The move has since been credited with stopping Russian soldiers and tanks from breaking through Ukraine’s lines. “Of course, it was good,” said Volodymyr Artemchuk, a 60-year-old resident of Demydiv. “What would…