dt-bindings: Add vendor prefix for Starry

>From their website:
    http://www.b001.com.cn/

Starry appears to be a company involved in LCD panels and related
components.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -247,6 +247,7 @@ sony	Sony Corporation
 spansion	Spansion Inc.
 sprd	Spreadtrum Communications Inc.
 st	STMicroelectronics
+starry	Starry Electronic Technology (ShenZhen) Co., LTD
 startek	Startek
 ste	ST-Ericsson
 stericsson	ST-Ericsson