Link to github.com/intel/FSP, which is the canonical OSS place for
all your FSP needs. The old link is not accessible publicly.

Signed-off-by: Pedro Falcato <pedro.falcato@gmail.com>
Reviewed-by: Nate DeSimone <nathaniel.l.desimone@intel.com>
Reviewed-by: Sai Chaganty <rangasai.v.chaganty@intel.com>