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

Add a prefix for "miyoo". The only details I can find about
the company is their aliexpress store "miyoo global store":
https://www.aliexpress.com/store/912663639Signed-off-by: NDaniel Palmer <daniel@0x0f.com>
Acked-by: NRob Herring <robh@kernel.org>

Documentation/devicetree/bindings/vendor-prefixes.yaml

@@ -769,6 +769,8 @@ patternProperties:
     description: MiraMEMS Sensing Technology Co., Ltd.
   "^mitsubishi,.*":
     description: Mitsubishi Electric Corporation
+  "^miyoo,.*":
+    description: Miyoo
   "^mntre,.*":
     description: MNT Research GmbH
   "^modtronix,.*":