Revert ConnectivityServiceDependencies access modifier am: ed9c644a61

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/23559997

Change-Id: Ia0c5fd37ee85b07d3c0d7efe50f6c97c1be003a2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>