dt-bindings: iio: light: veml6030: add veml7700

dt-bindings: iio: light: veml6030: add veml7700

The veml7700 contains the same chip as the veml6030 in a different
package with no interrupt line and no pin to select the I2C address,
which makes it suitable to be supported by the same bindings.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://patch.msgid.link/20241007-veml7700-v1-2-fb85dd839d63@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>