Duval emcee Aalana is back with a new single, “Beretta,” the uber-talented young rapper’s first release since 2022’s “Okay Cool.”  There’s little debate as to whether Aalana possesses star power. And on “Beretta,” she flosses her position with hitting phrases, touching on the importance of friendship and connection, wavering on whether either has inherent value in navigating life’s highs – …