Merge 3.2: Issue #9561: distutils now reads and writes egg-info files using UTF-8

instead of the locale encoding.

diff --cc Misc/NEWS
index 8f67bf02a10050a5faaeca6072ea2e9983d29996,401e0225d5f1fe7447235932f0df9fc51e0989f1..bf35d9c389f75d0c73ea477f0ea34e5c2c281935
--- 1/Misc/NEWS
--- 2/Misc/NEWS
+++ b/Misc/NEWS
@@@ -271,6 -76,6 +271,9 @@@ Core and Builtin
  Library
  -------
  
++- Issue #9561: distutils now reads and writes egg-info files using UTF-8,
++  instead of the locale encoding.
++
  - Issue #8286: The distutils command sdist will print a warning message instead
    of crashing when an invalid path is given in the manifest template.