By Andrew Gould Jim Harbaugh sold his California home for $11.78 million, nearly doubling his initial investment on the property. According to Jack Flemming of the Los Angeles Times, the Michigan Wolverines head coach sold his 1.3-acre mansion in Atherton last month. While he got less than the $13 million asking price he sought when placing it on the market last year, Harbaugh still turned a sizable profit. The 58-year-old paid $6.3 million for the five-bedroom, eight-bathroom home in 2012. Harbaugh had taken the 13-3 San Francisco 49ers to the NFC Championship Game in his first season as head…