Cheatsheet revision (#4944)

Removal of "Learn Python in Y Minutes" from free-programming-books.md and addition to free-programming-cheatsheets.md

Co-authored-by: Eric Hellman <eric@hellman.net>

free-programming-books.md

@@ -2397,7 +2397,6 @@ Kerridge (PDF) (email address *requested*, not required)
 * [Introduction to Python](http://kracekumar.com/post/71171551647/introduction-to-python) - Kracekumar (2.7.3)
 * [Invent Your Own Computer Games With Python](http://inventwithpython.com/invent4thed/) - Al Sweigart (3.1)
 * [Learn Python, Break Python](http://learnpythonbreakpython.com)
-* [Learn Python in Y minutes](https://learnxinyminutes.com/docs/python/)
 * [Learn Python Programming, Second Edition](https://www.packtpub.com/free-ebooks/learn-python-programming-second-edition) - Fabrizio Romano (Packt account *required*)
 * [Learn to Program Using Python](https://www.ida.liu.se/~732A47/literature/PythonBook.pdf) - Cody Jackson (PDF)
 * [Learning to Program](http://www.alan-g.me.uk)

free-programming-cheatsheets.md

@@ -113,6 +113,7 @@
 
 * [Comprehensive Python Cheat Sheet for Beginners](https://medium.com/the-codehub/comprehensive-python-cheat-sheet-for-beginners-5d76bb038fa2)
 * [Comprehensive Python Cheatsheet](https://gto76.github.io/python-cheatsheet) - Jure Šorn (HTML)
+* [Learn Python in Y minutes](https://learnxinyminutes.com/docs/python/)
 * [Python Cheat Sheet](https://websitesetup.org/python-cheat-sheet/)
 * [Python Cheatsheet for beginners](https://www.codecademy.com/learn/learn-python-3/modules/learn-python3-syntax/cheatsheet) - Codeacademy (HTML)
 * [Python Crash Course Cheatsheet](https://ehmatthes.github.io/pcc/cheatsheets/README.html) - Eric Matthes (HTML)