chore: fix typo, change python 3.12 to python 3.11

Author: zmx27

news/change-pythonversion.rst

@@ -4,7 +4,7 @@
 
 **Changed:**
 
-* Added support for Python 3.14 while removing support for Python 3.12.
+* Added support for Python 3.14 while removing support for Python 3.11.
 
 **Deprecated:**