PEP 624: Add a discussion link in python-dev (#1818)

Author: methane

pep-0624.rst

@@ -267,9 +267,12 @@ a dangling reference after ``PyUnicode_EncodeUTF8()`` returned.
 Discussions
 ===========
 
-* `Plan to remove Py_UNICODE APis except PEP 623
+* `[python-dev] Plan to remove Py_UNICODE APis except PEP 623
   <https://mail.python.org/archives/list/python-dev@python.org/thread/S7KW2U6IGXZFBMGS6WSJB26NZIBW4OLE/#S7KW2U6IGXZFBMGS6WSJB26NZIBW4OLE>`_
-* `bpo-41123: Remove Py_UNICODE APIs except PEP 623: <https://bugs.python.org/issue41123>`_
+* `bpo-41123: Remove Py_UNICODE APIs except PEP 623
+  <https://bugs.python.org/issue41123>`_
+* `[python-dev] PEP 624: Remove Py_UNICODE encoder APIs
+  <https://mail.python.org/archives/list/python-dev@python.org/thread/THXVM7FZVT56B7CPEDIYKJG6VMAYIEK5/#QUGBVLQNBFVNX25AEIL77WSFOHQES6LJ>`_
 
 
 Objections
@@ -304,14 +307,12 @@ References
 .. [2] pyodbc -- Don't use PyUnicode_Encode API #792
    (https://github.com/mkleehammer/pyodbc/pull/792)
 
-.. [3] Uncomment Py_DEPRECATED for Py_UNICODE APIs (GH-21318)
-   (https://github.com/python/cpython/commit/9c3840870814493fed62e140cfa43c2883e12181)
-
 
 Copyright
 =========
 
-This document has been placed in the public domain.
+This document is placed in the public domain or under the
+CC0-1.0-Universal license, whichever is more permissive.
 
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