dt-bindings: vendor-prefixes: Add Mayqueen name

Mayqueen is a Taiwan-based company primarily focused on the development
of arm64 development boards and e-paper displays.

Signed-off-by: Wig Cheng <[e-mail]>
Acked-by: Rob Herring (Arm) <[e-mail]>
Acked-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Thomas Zimmermann <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

Documentation/devicetree/bindings/vendor-prefixes.yaml

···
     description: Maxim Integrated Products
   "^maxlinear,.*":
     description: MaxLinear Inc.
+  "^mayqueen,.*":
+    description: Mayqueen Technologies Ltd.
   "^mbvl,.*":
     description: Mobiveil Inc.
   "^mcube,.*":