config.x86_64: add crash kernel config

CONFIG_DEBUG_INFO=y
CONFIG_CRASH_DUMP=y
CONFIG_PROC_VMCORE=y

Signed-off-by: Govindarajulu Varadarajan <_govind@gmx.com>
Merge branch 'master' of https://github.com/govindx7c6/aur-linux-lts-crashkernel

Conflicts:
	PKGBUILD
	config.x86_64