of: Add vendor prefix for Sharp Corporation

Use "sharp" as the vendor prefix for Sharp Corporation in device
tree compatible strings.
Signed-off-by: NThierry Reding <treding@nvidia.com>
[robh: fix name to Sharp Corporation]
Signed-off-by: NRob Herring <robh@kernel.org>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -181,6 +181,7 @@ sbs	Smart Battery System
 schindler	Schindler
 seagate	Seagate Technology PLC
 semtech	Semtech Corporation
+sharp	Sharp Corporation
 sil	Silicon Image
 silabs	Silicon Laboratories
 siliconmitus	Silicon Mitus, Inc.