dts: bindings: vendor-prefixes: add fysetc

Add Shenzhen Fuyuansheng Electronic Technology Co., Ltd. devicetree vendor
prefix (https://www.fysetc.com/).

Signed-off-by: Henrik Brix Andersen <[email protected]>

Author: henrikbrixandersen

dts/bindings/vendor-prefixes.txt

@@ -248,6 +248,7 @@ fsl	Freescale Semiconductor
 ftdi	Future Technology Devices International Ltd.
 fujitsu	Fujitsu Ltd.
 futaba	Futaba Corporation
+fysetc	Shenzhen Fuyuansheng Electronic Technology Co., Ltd.
 gaisler	Gaisler
 galaxycore	Galaxycore, Inc.
 gardena	GARDENA GmbH