gn2bp: Add .aidl files to the srcs of java_library am: 6e51412de6

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2327499

Change-Id: Ibacbac6529ec95e9c7b28e7841870911c8d57af3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>