defconfig: arm64: msm_64: Add SECCOMP support

Seccomp test fails if the kernel is not enabled with
CONFIG_SECCOMP. Add support for it.

Change-Id: I5aea834a8f7c12e655bfe16ae685cbace158c8a2
Signed-off-by: Ravi Kumar Siddojigari <rsiddoji@codeaurora.org>
Signed-off-by: Nirmal Abraham <nabrah@codeaurora.org>