ASoC: codecs: msm8916-analog: fix DIG_CLK_CTL_RXD3_CLK_EN define

The wrong bit is assigned to DIG_CLK_CTL_RXD3_CLK_EN, change it for the
correct one.

Signed-off-by: Damien Riegel <damien.riegel@savoirfairelinux.com>
Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>