gh-97681: Remove Tools/demo/ directory (#97682)

Remove the Tools/demo/ directory which contained old demo scripts. A
copy can be found in the old-demos project:
https://github.com/gvanrossum/old-demos

Remove the following old demo scripts:

* beer.py
* eiffel.py
* hanoi.py
* life.py
* markov.py
* mcast.py
* queens.py
* redemo.py
* rpython.py
* rpythond.py
* sortvisu.py
* spreadsheet.py
* vector.py

Changes:

* Remove a reference to the redemo.py script in the regex howto
  documentation.
* Remove a reference to the removed Tools/demo/ directory in the
  curses documentation.
* Update PC/layout/ to remove the reference to Tools/demo/ directory.

1 files changed, 0 insertions, 25 deletions

diff --git a/Tools/demo/beer.py b/Tools/demo/beer.py
deleted file mode 100755
index af58380..0000000
--- a/Tools/demo/beer.py
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/usr/bin/env python3
-
-"""
-A Python version of the classic "bottles of beer on the wall" programming
-example.
-
-By Guido van Rossum, demystified after a version by Fredrik Lundh.
-"""
-
-import sys
-
-n = 100
-if sys.argv[1:]:
-    n = int(sys.argv[1])
-
-def bottle(n):
-    if n == 0: return "no more bottles of beer"
-    if n == 1: return "one bottle of beer"
-    return str(n) + " bottles of beer"
-
-for i in range(n, 0, -1):
-    print(bottle(i), "on the wall,")
-    print(bottle(i) + ".")
-    print("Take one down, pass it around,")
-    print(bottle(i-1), "on the wall.")