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 <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/tidspbridge/Documentation/CONTRIBUTORS

···
 	Armando Uribe de Leon
 	Nischal Varide
 	Wenbiao Wang
-
-
-
-The following list was taken from file Revision History, if you recognize your
-alias or did any contribution to the project please let us now, so we can
-proper credit your work.
-
-	ag
-	ap
-	cc
-	db
-	dh4
-	dr
-	hp
-	jg
-	kc
-	kln
-	kw
-	ge
-	gv
-	map
-	mf
-	mk
-	mr
-	nn
-	rajesh
-	rg
-	rr
-	rt
-	sb
-	sg
-	sh
-	sp
-	srid
-	swa
-	vp
-	ww