Merge "Add flag for IPv6 over BLE" into main am: 10f5992843

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3410837

Change-Id: I6d811661dcf01863be33eb0079908e471e6688b2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>