Merge "Update source for Rust 1.78.0" into main am: 991a3ee20a am: 9b5d64d55b

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Virtualization/+/3107208

Change-Id: I2788f700d5257f0fa99fc69fbd5bee513524a7e7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>