dt-bindings: Add Japan Display Inc vendor id

Add vendor id for Japan Display Inc.

Cc: Archit Taneja <archit.taneja@gmail.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: NVinay Simha BN <simhavcs@gmail.com>
Signed-off-by: NRob Herring <robh@kernel.org>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -138,6 +138,7 @@ iom	Iomega Corporation
 isee	ISEE 2007 S.L.
 isil	Intersil
 issi	Integrated Silicon Solutions Inc.
+jdi	Japan Display Inc.
 jedec	JEDEC Solid State Technology Association
 karo	Ka-Ro electronics GmbH
 keymile	Keymile GmbH