Update: A correction was made to clarify that Sarah M. Hesse is 34 years old.It’s a big day for any lawyer when she goes from being an associate to a partner at her firm. For Sarah M. Hesse, that just happened.The 34-year-old St. Paul, Minn., native was one of six attorneys who became partners last month at Benesch. As a corporate and securities lawyer, Hesse advises public companies as to compliance with rules set by the U.S. Securities and Exchange Commission and stock exchanges. She also works on a variety of …