Kernel: disable a few modules

Disable some modules to save space and to more closely match RescueOS
v1.1.

kernel_config

@@ -104,7 +104,6 @@ CONFIG_BT_RFCOMM_TTY=y
 CONFIG_BT_BNEP=m
 CONFIG_BT_BNEP_MC_FILTER=y
 CONFIG_BT_BNEP_PROTO_FILTER=y
-CONFIG_BT_HCIH4P=m
 CONFIG_CFG80211=m
 CONFIG_LIB80211=m
 CONFIG_MAC80211=m
@@ -227,16 +226,6 @@ CONFIG_LCD_CLASS_DEVICE=y
 CONFIG_LCD_PLATFORM=y
 CONFIG_DISPLAY_SUPPORT=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_SOUND=y
-CONFIG_SND=y
-CONFIG_SND_MIXER_OSS=m
-CONFIG_SND_PCM_OSS=m
-# CONFIG_SND_DRIVERS is not set
-# CONFIG_SND_ARM is not set
-# CONFIG_SND_SPI is not set
-CONFIG_SND_SOC=y
-CONFIG_SND_OMAP_SOC=y
-CONFIG_SND_OMAP_SOC_RX51=y
 # CONFIG_HID_SUPPORT is not set
 CONFIG_USB=y
 # CONFIG_USB_DEVICE_CLASS is not set