Merge "Revert "Disable dexpreopt for aosp_riscv64"" am: 1d3c4ae0

Original change: https://android-review.googlesource.com/c/platform/build/+/2511036



Change-Id: I7493acb1a6aa27d323e9b96ed60e38ac6c571230
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>