disable BBCONFIG for allmodconfig/allconfig

mk/build.mk

@@ -23,6 +23,7 @@ DEFCONFIG=		ADK_DEVELSYSTEM=n \
 			ADK_PACKAGE_HEIMDAL_SERVER=n \
 			ADK_PACKAGE_LIBHEIMDAL=n \
 			ADK_PACKAGE_LIBHEIMDAL_CLIENT=n \
+			BUSYBOX_BBCONFIG=n \
 			BUSYBOX_SELINUX=n \
 			BUSYBOX_MODPROBE_SMALL=n \
 			BUSYBOX_EJECT=n \