defconfig: arm64: msm: Add auto-specific defconfigs

Automotive uses the same kernel branch as Mobile but needs certain modules
like CAN enabled. So, use Automotive-specific defconfigs.

Change-Id: Id4d18f631728ba054e399822a255a2e6b936cb54
Signed-off-by: Mathew Joseph Karimpanal <mkarim@codeaurora.org>