download_from_ci: Add system_dlkm support

Download system_dlkm archive and extract it
under system_dlkm_staging for it's content to
be consumed by the platform builds for
builds from android13-5.X+ and mainline kernels.

Bug: 200082547
Test: Manual to add system_dlkm artifacts to aosp master
Signed-off-by: Ramji Jiyani <ramjiyani@google.com>
Change-Id: Ib099f0e0cfff5eb3e20b98108b50a40984cda30b
1 file changed