Check for duplicate sent messages too

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

@@ -109,14 +109,15 @@ public interface DaoMessage {
             ", CASE WHEN message.ui_flagged THEN 0 ELSE 1 END AS unflagged" +
             ", (SELECT COUNT(a.id) FROM attachment a WHERE a.message = message.id) AS attachments" +
 
-            ", ((folder.type = '" + EntityFolder.ARCHIVE + "'" +
-            "  OR folder.type = '" + EntityFolder.SENT + "')" +
-            "   AND EXISTS (" +
-            "   SELECT * FROM message m1" +
-            "   JOIN folder f1 ON f1.id = m1.folder" +
-            "   WHERE m1.id <> message.id" +
-            "   AND m1.msgid = message.msgid" +
-            "   AND f1.type <> folder.type)) AS duplicate" +
+            ", ((folder.type = '" + EntityFolder.ARCHIVE + "' OR folder.type = '" + EntityFolder.SENT + "')" +
+            " AND EXISTS (" +
+            "    SELECT * FROM message m1" +
+            "    JOIN folder f1 ON f1.id = m1.folder" +
+            "    WHERE m1.id <> message.id" +
+            "    AND m1.msgid = message.msgid" +
+            "    AND f1.type <> folder.type" +
+            "    AND f1.type <> '" + EntityFolder.ARCHIVE + "'" +
+            "  )) AS duplicate" +
 
             " FROM message" +
             " JOIN account ON account.id = message.account" +