staging: ti dspbridge: remove contributor leftovers

The old history (before git) had these two character ids that never
stood any chance to identify anybody.

Nobody from that list was moved to the good list of contributors, so
let's get rid of it.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>