NEW YORK — Eminem, Boy George, George Clinton, Sheryl Crow, Janet Jackson, the Doobie Brothers, N.W.A. The Hall annually inducts performers and non-performers alike, and the latter category this year includes Walter Afanasieff, who helped Mariah Carey with her smash “All I Want for Christmas Is You;” Mike Chapman, who co-wrote Pat Benatar’s “Love Is a Battlefield;” and Narada Michael …