Merge "fix empty test detection for cargo workspaces" into main am: c80db6c83f am: 812702d517

Original change: https://android-review.googlesource.com/c/platform/development/+/2804478

Change-Id: I7edf970663c530c6dfcbe0aec928ac87cd9546de
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>