dt-bindings: Add ITE Tech prefix

Add vendor prefix for ITE Tech Inc, http://www.ite.com.tw/

Signed-off-by: Marek Vasut <[e-mail]>
Cc: Daniel Vetter <[e-mail]>
Cc: Rob Herring <[e-mail]>
Cc: Sean Cross <[e-mail]>
Cc: [e-mail]
To: [e-mail]
Signed-off-by: Rob Herring <[e-mail]>

Documentation/devicetree/bindings/vendor-prefixes.yaml

···
     description: Intersil
   "^issi,.*":
     description: Integrated Silicon Solutions Inc.
+  "^ite,.*":
+    description: ITE Tech, Inc.
   "^itead,.*":
     description: ITEAD Intelligent Systems Co.Ltd
   "^iwave,.*":