Issue title: Crashed by Receiver not registered: com.google.firebase.messaging.SyncTask$ConnectivityChangeReceiver@aa2bc7f
 Issue body: com.google.firebase:firebase-messaging:23.0.0
 Comments: 
 Comment 0: I couldn't figure out how to label this issue, so I've labeled it for a human to triage. Hang tight.
 Comment 1: Hi @zhouweidong, please use our template when filing a report so we can retrieve the basic necessary information before conducting an initial investigation. With that said, I'll be closing this ticket.
{'source': 'GithubIssues', 'repo_name_with_owner': 'firebase/firebase-android-sdk', 'issue_id': 1089671428, 'repo_stars': 1996.0}