Show snooze day name

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

@@ -787,7 +787,8 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
         private void onShowSnoozed(TupleMessageEx message) {
             if (message.ui_snoozed != null) {
                 DateFormat df = SimpleDateFormat.getDateTimeInstance(SimpleDateFormat.MEDIUM, SimpleDateFormat.SHORT);
-                Toast.makeText(context, df.format(message.ui_snoozed), Toast.LENGTH_LONG).show();
+                String display = new SimpleDateFormat("E").format(message.ui_snoozed) + " " + df.format(message.ui_snoozed);
+                Toast.makeText(context, display, Toast.LENGTH_LONG).show();
             }
         }
 

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

@@ -1203,8 +1203,6 @@ public class FragmentMessages extends FragmentEx {
             }
 
             private void onActionSnooze() {
-                final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
-
                 final View dview = LayoutInflater.from(getContext()).inflate(R.layout.dialog_duration, null);
                 final NumberPicker npHours = dview.findViewById(R.id.npHours);
                 final NumberPicker npDays = dview.findViewById(R.id.npDays);