dt-bindings: vendor-prefixes: Add Longcheer Technology Co., Ltd.

Add the "longcheer" vendor prefix for Longcheer Technology Co., Ltd.,
an "industry-leading service provider of mobile phone design
and product delivery". (http://www.longcheer.com)
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Documentation/devicetree/bindings/vendor-prefixes.yaml

@@ -529,6 +529,8 @@ patternProperties:
     description: Linear Technology Corporation
   "^logicpd,.*":
     description: Logic PD, Inc.
+  "^longcheer,.*":
+    description: Longcheer Technology (Shanghai) Co., Ltd.
   "^lsi,.*":
     description: LSI Corp. (LSI Logic)
   "^lwn,.*":