dt-bindings: vendor-prefixes: document lineartechnology

Document lineartechnology vendor prefix, already used in SPI dev.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230120075618.153664-1-krzysztof.kozlowski@linaro.orgSigned-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/vendor-prefixes.yaml

@@ -729,6 +729,8 @@ patternProperties:
     description: Lichee Pi
   "^linaro,.*":
     description: Linaro Limited
+  "^lineartechnology,.*":
+    description: Linear Technology
   "^linksprite,.*":
     description: LinkSprite Technologies, Inc.
   "^linksys,.*":