dt-bindings: hwmon: lm75: use common hwmon schema

Reference common hwmon schema which has the generic "label" property,
parsed by Linux hwmon subsystem.

To: Jean Delvare <jdelvare@suse.com>
To: Guenter Roeck <linux@roeck-us.net>
Cc: linux-hwmon@vger.kernel.org
Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240229-mbly-i2c-v2-2-b32ed18c098c@bootlin.com


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