[3.12] pythongh-126731: Update outdated project information in pprint.pp doc (pythonGH-126732) (python#126819)

pythongh-126731: Update outdated project information in `pprint.pp` doc (pythonGH-126732)
(cherry picked from commit 6a93a1a)

Co-authored-by: Wulian <[email protected]>

Author: miss-islington

Doc/library/pprint.rst

@@ -267,7 +267,7 @@ let's fetch information about a project from `PyPI <https://pypi.org>`_::
    >>> import json
    >>> import pprint
    >>> from urllib.request import urlopen
-   >>> with urlopen('https://pypi.org/pypi/sampleproject/json') as resp:
+   >>> with urlopen('https://pypi.org/pypi/sampleproject/1.2.0/json') as resp:
    ...     project_info = json.load(resp)['info']
 
 In its basic form, :func:`~pprint.pp` shows the whole object::