ASoC: Intel: avs: Drop direct ACPI dependency

ASoC: Intel: avs: Drop direct ACPI dependency

With previous patch this allows for building driver on architectures
without ACPI support present, when building with COMPILE_TEST enabled.

Fixes: 1c33d8f6672a ("ASoC: Intel: avs: Enable AVS driver only on x86 platforms")
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20220426200539.894010-2-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>