MAINT prepare bugfix release 3.1.1 (#553)

Author: ogrisel

CHANGES.md

@@ -1,6 +1,9 @@
 In development
 ==============
 
+3.1.1
+=====
+
 - Various fixes to support for Python 3.14 ([PR #545](
   https://github.com/cloudpipe/cloudpickle/pull/545)).
 

cloudpickle/__init__.py

@@ -3,7 +3,7 @@
 
 __doc__ = cloudpickle.__doc__
 
-__version__ = "3.2.0.dev0"
+__version__ = "3.1.1"
 
 __all__ = [  # noqa
     "__version__",

pyproject.toml

@@ -23,6 +23,7 @@ classifiers = [
     'Programming Language :: Python :: 3.11',
     'Programming Language :: Python :: 3.12',
     'Programming Language :: Python :: 3.13',
+    'Programming Language :: Python :: 3.14',
     'Programming Language :: Python :: Implementation :: CPython',
     'Programming Language :: Python :: Implementation :: PyPy',
     'Topic :: Software Development :: Libraries :: Python Modules',