dt-bindings: add vendor prefix for Wireless Tag

This adds a vendor prefix for wireless tag boards and SOMs.
Signed-off-by: NRomain Perier <romain.perier@gmail.com>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NDaniel Palmer <daniel@0x0f.com>

Documentation/devicetree/bindings/vendor-prefixes.yaml

@@ -1348,6 +1348,8 @@ patternProperties:
     description: WinLink Co., Ltd
   "^winstar,.*":
     description: Winstar Display Corp.
+  "^wirelesstag,.*":
+    description: Wireless Tag (qiming yunduan)
   "^wits,.*":
     description: Shenzhen Merrii Technology Co., Ltd. (WITS)
   "^wlf,.*":