Merge "Add onSupportedTetheringType callback" am: c4379c2440 am: fb8dc55f47

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1940847

Change-Id: I824f6f485ce7411ef59a3fa3abbb645869e92f31
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>