dt-bindings: tas2770: Fix I2C addresses for the TAS2770

The I2C addresses listed in the yaml are not correct. The addresses can
range from 0x41 through 0x48 based on register configurations. Fix the
example and the description.

Fixes: 4b7151da ("dt-bindings: ASoC: Add tas2770 smart PA dt bindings")
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Link: https://lore.kernel.org/r/20200918190548.12598-3-dmurphy@ti.com


Signed-off-by: Mark Brown <broonie@kernel.org>