Revert "Keep hidden messages"

This reverts commit 60999623c3.

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

@@ -1085,7 +1085,7 @@ public interface DaoMessage {
             " AND received < :keep_time" +
             " AND NOT uid IS NULL" +
             " AND (ui_seen OR received < :keep_unread_time)" +
-            " AND NOT ui_flagged AND NOT ui_hide" +
+            " AND NOT ui_flagged" +
             " AND stored < :sync_time" + // moved, browsed
             " AND (ui_snoozed IS NULL OR ui_snoozed =" + Long.MAX_VALUE + ")")
     List<Long> getMessagesBefore(long folder, long sync_time, long keep_time, long keep_unread_time);
@@ -1095,7 +1095,7 @@ public interface DaoMessage {
             " AND received < :keep_time" +
             " AND NOT uid IS NULL" +
             " AND (ui_seen OR received < :keep_unread_time)" +
-            " AND NOT ui_flagged AND NOT ui_hide" +
+            " AND NOT ui_flagged" +
             " AND stored < :sync_time" + // moved, browsed
             " AND (ui_snoozed IS NULL OR ui_snoozed = " + Long.MAX_VALUE + ")")
     int deleteMessagesBefore(long folder, long sync_time, long keep_time, long keep_unread_time);