ignore tombstones in set_selfavatar_timestamp

Author: link2xt

src/chat.rs

@@ -364,8 +364,8 @@ impl ChatId {
             .sql
             .execute(
                 "UPDATE contacts
-                SET selfavatar_sent=?
-              WHERE id IN(SELECT contact_id FROM chats_contacts WHERE chat_id=?);",
+                 SET selfavatar_sent=?
+                 WHERE id IN(SELECT contact_id FROM chats_contacts WHERE chat_id=? AND add_timestamp >= remove_timestamp)",
                 (timestamp, self),
             )
             .await?;