(Credit: Jonathan Tichler / Met Opera) Tchaikovsky’s “Eugene Onegin” returns to the Metropolitan Opera for six performances. The opera, which will be performed between March 25 and April 14, will be performed in Deborah Warner’s production with Russian baritone Igor Golovatenko, who returns to the company following his successful 2019 Met debut in Tchaikovsky’s “The Queen of Spades,” this time {…}