By Alek Arend The Philadelphia 76ers won’t be firing head coach Doc Rivers this offseason, according to a report. NBA insider Chris Haynes is hearing the Sixers don’t plan on having a meeting with Rivers anytime soon, indicating the Eastern Conference franchise intends to stick with the veteran head coach. The Sixers are just days removed from a humiliating series-ending playoff loss at the hands of the Miami Heat. It’s the second year in a row Philadelphia failed to reach the Eastern Conference Finals. Daryl Morey won’t be giving Rivers the boot, though, according to Haynes. “Yahoo Sources: T…