By Evan Bleier To support his team’s Kicking the Stigma mental health awareness campaign, Indianapolis Colts owner Jim Irsay is helping to put a piece of rock history that may eventually wind up in his expansive guitar collection on the auction block later this month in New York. Used by Kurt Cobain in Nirvana’s iconic 1991 music video for “Smells Like Teen Spirit,” a blue 1969 Mustang Fender guitar will be auctioned off as part of Julien’s Auctions Music Icons series May 20-22 at the Hard Rock Cafe in Times Square in recognition of Mental Health Awareness Month. A portion of the proceeds from…