Include the email override list in the Jobset serialization

Dependencies

• [2] LZVO64YG Merge in the first bits of the API work
• [*] 3HZY24CX * Make jobsets viewable under

Change contents

• edit in src/lib/Hydra/Controller/Jobset.pm at line 62
  [2.7423]

  [2.7423]
  + 'me.emailoverride',