dt-bindings: vendor-prefixes: Add prefix for belling

Add a vendor prefix entry for belling (https://www.belling.com.cn)
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20230710165228.105983-2-sebastian.reichel@collabora.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

Documentation/devicetree/bindings/vendor-prefixes.yaml

@@ -190,6 +190,8 @@ patternProperties:
     description: Compass Electronics Group, LLC
   "^beagle,.*":
     description: BeagleBoard.org Foundation
+  "^belling,.*":
+    description: Shanghai Belling Co., Ltd.
   "^bhf,.*":
     description: Beckhoff Automation GmbH & Co. KG
   "^bitmain,.*":