There is a bug in JSONLIterator when used with binary file streams and a rel seek parameter. When a binary…

There is a bug in JSONLIterator when used with binary file streams and a rel seek parameter. When a binary…: a task in repo2rlenv-swe-gen (Harbor dataset). The fix should detect whether the underlying stream is binary or text and use the appropriate newline type ( b'\n' for binary, '\n' for text)…