This PR reverts #6924, for the reasons stated in https://github.com/zed-industries/zed/pull/6924#issuecomment-2033076300. It also fixes an issue were the `find_all_references_task_sources` wasn't cleaned up in all cases. Release Notes: - N/A --------- Co-authored-by: Marshall <marshall@zed.dev> Co-authored-by: Marshall Bowers <elliott.codes@gmail.com>