Add seccomp test support for risc64 am: 96d0f860cc am: ca349375bf am: d1d562a0d9

Original change: https://android-review.googlesource.com/c/platform/external/seccomp-tests/+/2252393

Change-Id: I44a040ab30145fd1a918d66f6beebddc8414252d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>