Mayor Michael Bloomberg will be feted by the Broadcasters Foundation of America with its Golden Mike kudo for his contributions to the broadcasting biz.Bloomberg, founder of the Bloomberg biz news wire and TV service, will receive the award as part of the foundation’s annual fund-raising gala, set for March 8 at the Plaza Hotel. WOR talk radio host John Gambling will emcee the event. Bloomberg is a regular Friday guest on Gambling’s weekday morning yakker. Jazz bandleader John Pizzarelli is also set to appear at the dinner. Gotham-based Broadcasters Foundation aids people in the TV and radio biz who suffer debilitating diseases or catastrophic events.