Adjust the notifyNetworkUnrequested on handleRegisterListener am: 1d4ea9ac41

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/23610710

Change-Id: I94e06f332a95747247500026afd7a2e935787ec6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>