Camila Cabello has left Fifth Harmony, the group announced in a note on Twitter late Sunday night. Though 5H did not cite a reason for her departure, they wrote, “After 4 and a half years of being together, we have been informed via her representative, that Camila has decided to leave Fifth Harmony. We wish her well.” The note continued: “You Harmonizers have been there with us since the beginning, you’ve supported us, you’ve rejoiced and cried with us, you’ve grown with us, and with your love and support, we will continue on.” They also wrote that the group will continue on as a foursome, though the current members —Ally…