fixup the test

Author: link2xt

src/chat.rs

@@ -8031,7 +8031,7 @@ mod tests {
 
         // Bob sends a text message to the chat, without a tombstone for Charlie.
         // Alice learns about Fiona.
-        let bob_sent_text = bob.send_text(alice_chat_id, "Message.").await;
+        let bob_sent_text = bob.send_text(bob_chat_id, "Message.").await;
 
         tcm.section("Alice sends a message to stale chat");
         let alice_sent_text = alice
@@ -8056,6 +8056,7 @@ mod tests {
         // Alice should have also learned about Charlie not being part of the group
         // by receiving Bob's message.
         assert_eq!(get_chat_contacts(alice, alice_chat_id).await?.len(), 3);
+        assert!(!is_contact_in_chat(alice, alice_chat_id, alice_charlie_contact_id).await?);
         assert_eq!(get_past_chat_contacts(alice, alice_chat_id).await?.len(), 0);
 
         Ok(())