Merge "Add onSupportedTetheringType callback" am: c4379c2440

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

Change-Id: I3b2e1cc4a1772a57b10ee6e1cfd50e477689cbda
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>