ASoC: qcom: add i2c dependency for SND_SOC_SDM845

We must not select SND_SOC_MAX98927 unless CONFIG_I2C
is also enabled:

WARNING: unmet direct dependencies detected for SND_SOC_MAX98927
  Depends on [n]: SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && I2C [=n]
  Selected by [y]:
  - SND_SOC_SDM845 [=y] && SOUND [=y] && !UML && SND [=y] && SND_SOC [=y] && QCOM_APR [=y] && MFD_CROS_EC [=y]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Cheng-Yi Chiang <cychiang@chromium.org>
Signed-off-by: Mark Brown <broonie@kernel.org>