Merge "Add methods to provide clat v4 source address" am: be2f4047fe am: 7b23df5512 am: 57a62800b8

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2643474

Change-Id: I86143fce3cd88c6c65c9132067550a7b6cd14131
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>