Put package name in extra not data

as broadcast receivers filter on data, not on extras. Hence changing
data changes the API.

Fixes: 141452043
Test: Uninstalled updates from system app and saw correct app-ops method
      to be called
      atest CtsHostsideNetworkTests:com.android.cts.net.HostsideRestrictBackgroundNetworkTests#testDataSaverMode_reinstall

Change-Id: Icab1fcea6153d5bbf0bf2af51e71d7fd6b5cb3e5