dt-bindings: Add vendor prefix for Terasic Inc.

Add a vendor prefix for Terasic.

http://www.terasic.comSigned-off-by: NDinh Nguyen <dinguyen@kernel.org>
Signed-off-by: NRob Herring <robh@kernel.org>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -277,6 +277,7 @@ tcg	Trusted Computing Group
 tcl	Toby Churchill Ltd.
 technexion	TechNexion
 technologic	Technologic Systems
+terasic	Terasic Inc.
 thine	THine Electronics, Inc.
 ti	Texas Instruments
 tlm	Trusted Logic Mobility