app: boards: Remove unused UAOL configuration

The UAOL Kconfig flag was causing build aborts due to Kconfig warnings
in the native_sim fuzzer environment. Since it is unused, it has been
removed to allow the zephyr build to proceed cleanly.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>

Author: lrgirdwo

app/boards/intel_adsp/Kconfig.defconfig

@@ -123,9 +123,6 @@ config INTEL_ADSP_TIMER
 config MM_DRV
 	default y
 
-config UAOL
-	default y if ACE
-
 
 # # Zephyr / power settings
 # ----------------------------------------