pkg/arch: Do not force-build-in serial drivers

The current v6.9 patches include a fix for the serdev driver probe
issue. Therefore, we don't need to build in the serial driver modules
any longer.

pkg/arch/kernel/arch.config

@@ -26,14 +26,10 @@ CONFIG_ANDROID_BINDERFS=y
 CONFIG_ANDROID_BINDER_DEVICES=""
 
 ##
-## Build-in basic pinctrl/serial modules to prevent race-conditions in drivers
-## relying on them (like soc-button-array, SAM)
+## Build-in basic pinctrl modules to prevent race-conditions in drivers
+## relying on them (like soc-button-array)
 ##
 
-CONFIG_SERIAL_8250_DW=y
-CONFIG_MFD_INTEL_LPSS=y
-CONFIG_MFD_INTEL_LPSS_PCI=y
-
 CONFIG_PINCTRL_INTEL=y
 CONFIG_PINCTRL_ALDERLAKE=y
 CONFIG_PINCTRL_CANNONLAKE=y