The LKL_MEMORY_START=0x50000000 and LKL_TASK_UNMAPPED_BASE=0x100000
kernel config values set in Makefile.autoconf match the arch/lkl/Kconfig
defaults, so avoid explicitly setting them.
The corresponding LKL_HOST_CONFIG_LKL_MEMORY_START/_TASK_UNMAPPED_BASE
lkl_autoconf.h consts appear to be unused, so also drop them for now.
Signed-off-by: David Disseldorp <ddiss@suse.de>