Merge "Add riscv64 seccomp policy for mediacodec" am: 80cd30aeb7 am: 570afde298

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2252174

Change-Id: Id47188bcede56f0d81b3c95b900fee838fc3561d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>