Use DeviceConfigUtils for ConnectivityResources am: 97a5bc6287

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/23126642

Change-Id: I77633365512d60e7dbe8b066423eb066fbf88667
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>