Merge "aconfig: add exported mode in rust codegen" into main am: 0f1b9da4...

Merge "aconfig: add exported mode in rust codegen" into main am: 0f1b9da4 am: 3fcebe3b am: 16c09703

Original change: https://android-review.googlesource.com/c/platform/build/+/2881246



Change-Id: I1f895f328ee54322a70f1808143f20b8ada1758a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>