bpo-39883: Update macOS installer copy of LICENSE. (GH-22235) (GH-22236)

(cherry picked from commit 7dbbea75)

Co-authored-by: Ned Deily <nad@python.org>

Mac/BuildScript/resources/License.rtf

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 \pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\pardirnatural\partightenfactor0
 
 \f0\b\fs36 \cf0 \ul \ulc0 HISTORY AND LICENSE\
@@ -47,8 +47,17 @@ Thanks to the many outside volunteers who have worked under Guido's direction to
 \
 
 \f0\b \ul TERMS AND CONDITIONS FOR ACCESSING OR OTHERWISE USING PYTHON\
+\
+\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\pardirnatural\partightenfactor0
 
-\f1\b0 \ulnone \
+\f1\b0 \cf0 \ulnone Python software and documentation are licensed under the Python Software Foundation License Version 2.\
+\
+Starting with Python 3.8.6, examples, recipes, and other code in the documentation are dual licensed under the PSF License Version 2 and the Zero-Clause BSD license.\
+\
+Some software incorporated into Python is under different licenses. The licenses are listed with code falling under that license.\
+\
+\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\pardirnatural\partightenfactor0
+\cf0 \
 
 \f0\b PYTHON SOFTWARE FOUNDATION LICENSE VERSION 2\
 
@@ -125,6 +134,18 @@ Permission to use, copy, modify, and distribute this software and its documentat
 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.\
 \
 \
+\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\pardirnatural\partightenfactor0
+
+\f0\b \cf0 ZERO-CLAUSE BSD LICENSE FOR CODE IN THE PYTHON DOCUMENTATION\
+\pard\tx720\tx1440\tx2160\tx2880\tx3600\tx4320\tx5040\tx5760\tx6480\tx7200\tx7920\tx8640\pardirnatural\partightenfactor0
+
+\f1\b0 \cf0 \
+Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted.\
+\
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.\
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+\cf0 \
+\
 
 \f0\b \ul LICENSES AND ACKNOWLEDGEMENTS FOR INCORPORATED SOFTWARE\