edgeos: Copy both kernel configs.

EdgeOS has two kernels so the current function fails since it copies two
files to one location. Instead explicitly copy both the RT kernel config
and the vanilla kernel config.

This fixes our build.

BUG=none
TEST=cusky
RELEASE_NOTE=none

Change-Id: I3f2a36c1d6eb66f1cecf5fddab35fcc79f77add6
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/23030
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Reviewed-by: Roy Yang <royyang@google.com>
1 file changed