[automerger skipped] Disable data saver mode in AbstractRestrictBackgroundNetworkTestCase setup am: 4cb9cfa3a1 -s ours

am skip reason: skipped by garvitnarang

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2897676

Change-Id: I68d78cafc5ecded2788602c45292dc7a86119388
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>