patches: drop patches for OFS.Item.__repr__

No longer needed on Zope4, from commit dc5b9292f (Merge pull request
 387 from zopefoundation/re-379-revert-repr, 2018-10-26)
4 jobs for zope4py2 in 0 seconds (queued for 1 second)
Status Job ID Name Coverage
  External
failed ERP5.CodingStyleTest-Zope4Py2

01:46:42

failed ERP5.UnitTest-Zope4Py2

01:32:38

failed ERP5.CodingStyleTest-Zope4Py2

00:59:25

failed ERP5.UnitTest-Zope4Py2

01:05:10