[km] Include non-secure KM HAL with Trusty VM in /system_ext

Bug: 355194622
Test: launch_cvd --noresume --console=true \
     --extra_kernel_cmdline='androidboot.selinux=permissive' \
     --secure_hals=guest_keymint_trusty_insecure
Change-Id: I1ecdca049cfd6d33caf98f95d1260083bed2c155
4 files changed