dt-bindings: hwmon: lm90: add missing ti,tmp461

This sensor is already supported from the driver, but is missing in the
list of compatible devices in the yaml file.

Signed-off-by: Holger Brunck <holger.brunck@hitachienergy.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220517075626.16809-1-holger.brunck@hitachienergy.com


Signed-off-by: Guenter Roeck <linux@roeck-us.net>