fix: wrong whitespace at start of the last commit message while interactive rebasing (#790)

Author: love-linger

src/Commands/QueryCommitsWithFullMessage.cs

@@ -71,6 +71,9 @@ public QueryCommitsWithFullMessage(string repo, string args)
                 end = rs.StdOut.IndexOf('\n', start);
             }
 
+            if (_current != null)
+                _current.Message = _current.Message.Trim();
+
             return _commits;
         }