dt-bindings:iio:light:vishay,vcnl4035: txt to yaml conversion

Only significant change in here was dropping the statement that the
i2c address should be 60.  The datasheet suggests there are variants
available with several different addresses.

Parthiban's email address is bouncing, so I've listed myself as
maintainer for this one until someone else steps up.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201031184854.745828-22-jic23@kernel.org