fix error in split() examples (closes #22459)

Patch by Raúl Cumplido.
diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index 2dd57bc..8778212 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -1830,7 +1830,7 @@
       >>> '1,2,3'.split(',')
       ['1', '2', '3']
       >>> '1,2,3'.split(',', maxsplit=1)
-      ['1', '2 3']
+      ['1', '2,3']
       >>> '1,2,,3,'.split(',')
       ['1', '2', '', '3', '']
 
@@ -2695,7 +2695,7 @@
       >>> b'1,2,3'.split(b',')
       [b'1', b'2', b'3']
       >>> b'1,2,3'.split(b',', maxsplit=1)
-      [b'1', b'2 3']
+      [b'1', b'2,3']
       >>> b'1,2,,3,'.split(b',')
       [b'1', b'2', b'', b'3', b'']
 
diff --git a/Misc/ACKS b/Misc/ACKS
index 2928309..4a69dfe 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -296,6 +296,7 @@
 Joaquin Cuenca Abela
 John Cugini
 Tom Culliton
+Raúl Cumplido
 Antonio Cuni
 Brian Curtin
 Lisandro Dalcin