Workaround incorrect suspended state

app/src/main/java/eu/faircode/email/ConnectionHelper.java

@@ -208,7 +208,8 @@ public class ConnectionHelper {
 
         // onLost [... state: DISCONNECTED/DISCONNECTED ... available: true]
         NetworkInfo ani = cm.getNetworkInfo(active);
-        if (ani == null || !ani.isConnected()) {
+        if (ani == null || ani.getState() == NetworkInfo.State.DISCONNECTED) {
+            // State can incorrectly be SUSPENDED
             Log.i("isMetered: no active info ani=" + ani);
             return null;
         }