dt-bindings: vendor-prefixes: clarify HP prefix

There are two independent companies: "HP Inc." and "Hewlett Packard
Enterprise". Clarify that "hp" prefix is about the first one.

Signed-off-by: Krzysztof Kozlowski <[e-mail]>
Signed-off-by: Rob Herring <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

Documentation/devicetree/bindings/vendor-prefixes.yaml

···
   "^hoperun,.*":
     description: Jiangsu HopeRun Software Co., Ltd.
   "^hp,.*":
-    description: Hewlett Packard
+    description: Hewlett Packard Inc.
   "^hsg,.*":
     description: HannStar Display Co.
   "^holtek,.*":