As it fights a war against Russia it did not provoke, Ukraine earned a symbolic victory, winning the annual Eurovision Song Contest. The Ukrainian band Kalush Orchestra took home the top prize Saturday night as the 66th edition of the wildly popular music contest came to a close. The folk-rap group that mixes traditional Ukrainian rhythms with contemporary hip hop went into the glitz-and-glam grand finale of the festival — held in Turin, Italy this year — as a heavy favorite to win. The U.K.’s Sam Ryder, a TikTok superstar who gained popularity during the country’s first COVID-19 lockdown in 2…