arm64: defconfig: Disable CONFIG_CFI_PERMISSIVE flag

Holi build looking for __cfi_sowpath_diag which is no
longer exported by the kernel. So, build was failing with
undefined symbol error. To fix it disabling CONFIG_CFI_PERMISSIVE.

Change-Id: I6381c28ae3d476a03a56b7b1e35a257a060e8cb2
Signed-off-by: Yogesh Lal <ylal@codeaurora.org>