dt-bindings: iio: dac: ad5770r: Add vendor to compatible string

The compatible string in the example misses the vendor information.

Pass the "adi" vendor to fix it.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
1 file changed