Fix typos discovered by codespell (#6718)

> codespell --skip="*.json,*.rtf" \

--ignore-words-list=crate,delet,inout,iterm,jumo,lightening,othe,ser,tabe,te,tese,thi,updat
* https://github.com/codespell-project/codespell/blob/master/README.rst

Release Notes:

- N/A

crates/collab/src/db/tests/message_tests.rs

@@ -96,7 +96,7 @@ async fn test_channel_message_nonces(db: &Arc<Database>) {
         .await
         .unwrap();
 
-    // As user A, create messages that re-use the same nonces. The requests
+    // As user A, create messages that reuse the same nonces. The requests
     // succeed, but return the same ids.
     let id1 = db
         .create_channel_message(