Merge "Add "exported" mode to xx_aconfig_library build rules" into main am:...

Merge "Add "exported" mode to xx_aconfig_library build rules" into main am: 692f54ba am: 183a03f1 am: 7f3e173d

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2825162



Change-Id: Id645932930098fd10f8376d32f857da246e4b8aa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>