Include emu64*/details.mk instead of arch-vendor.mk am: 33e15ab222

Original change: https://android-review.googlesource.com/c/device/generic/car/+/2850036

Change-Id: Ie26a63635073c2a9d4328b141e0fc1d24965cee6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>