Merge "[BR06] Support check whether network is blocked by data saver" into main am: 31ab762e42

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2742874

Change-Id: I636c60013d9140fc2c01f90044a86db695de4873
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>