remove unnecessary lint suppression

Author: thestinger

app/src/main/java/app/attestation/auditor/BootReceiver.java

@@ -1,12 +1,10 @@
 package app.attestation.auditor;
 
-import android.annotation.SuppressLint;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 
 public class BootReceiver extends BroadcastReceiver {
-    @SuppressLint("UnsafeProtectedBroadcastReceiver") // not exported
     @Override
     public void onReceive(final Context context, final Intent intent) {
         RemoteVerifyJob.restore(context);