He’s setting them free. Sting has sold his entire songwriting music catalog — both as a solo artist and with The Police — to Universal Music Publishing Group. The deal was announced by UMPG, Universal Music Group’s music publishing division, on Thursday. It encompasses global megahits including “Roxanne,” “If I Ever Lose My Faith In You,” “Desert Rose,” “Message in a Bottle,” and “If You Love Somebody Set Them Free.” The British-born musician, actor and activist, born Gordon Matthew Thomas Sumner, has sold more than 100 million albums and won 17 Grammy Awards during his illustrious career, whi…