Merge "RootCanal: Update cmake pdl_gen definition to support rust_legacy /...

Merge "RootCanal: Update cmake pdl_gen definition to support rust_legacy / rust output" into main am: 6fda3d9b am: fefe3f4c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3125734



Change-Id: I40d20f2dd10c0262007aec7a088575668662051c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>