ARM: shmobile: bockw: Do not enable CONFIG_DEVTMPFS defconfig

This change brings the bockw defconfig into line with
other shmobile defconfigs.
Signed-off-by: Simon Horman <horms@verge.net.au>

arch/arm/configs/bockw_defconfig

@@ -43,8 +43,6 @@ CONFIG_IP_PNP_DHCP=y
 # CONFIG_INET_DIAG is not set
 # CONFIG_IPV6 is not set
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_DEVTMPFS=y
-CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_STANDALONE is not set
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 # CONFIG_FW_LOADER is not set