hello.That’s how you’ll feel 20 seconds into “30” after the pop superstar opens with a bit of Morrissey-esque macabre: “I’ll be taking flowers to the cemetery of my heart/For all of my lovers in the present and in the dark,” she sings on “Strangers by Nature,” an orchestral-pop oddity that snaps you right to attention.You quickly realize that “30” — her fourth album, which finally quenched anxious anticipation when it was released on Friday morning — isn’t the same, old Adele from 2015’s