[Checkins] [zopefoundation/zope.interface] 16b4f0: Fix repr of "Attribute" to look like before

[Jens W. Klein]

  Branch: refs/heads/fix-signature
  Home:   https://github.com/zopefoundation/zope.interface
  Commit: 16b4f069e6aca1ecbf804103de983ac0ec641e27
      https://github.com/zopefoundation/zope.interface/commit/16b4f069e6aca1ecbf804103de983ac0ec641e27
  Author: Jens W. Klein <jk at kleinundpartner.at>
  Date:   2020-02-15 (Sat, 15 Feb 2020)

  Changed paths:
    M CHANGES.rst
    M src/zope/interface/interface.py
    M src/zope/interface/tests/test_interface.py

  Log Message:
  -----------
  Fix repr of "Attribute" to look like before

and as usual in Python.