It had to happen someday. Wednesday evening, longtime Cincinnati Ballet artistic director Victoria Morgan announced that she will retire at the end of the 2021-22 season, her 25th year at the head of the company. Given Morgan’s continued vitality and enthusiasm for the position, the announcement, made as part of the company’s annual meeting, came as something of a surprise. But 25 years is an unusually long time to lead any company, let alone one demanding such a constant outpouring of creativity. “I’m a big believer in that old adage about going out on top,” said Morgan. “The com...