gh-138993: Dedent credits text (#138994)

Author: StanFromIreland

Lib/site.py

@@ -449,9 +449,9 @@ def setcopyright():
     """Set 'copyright' and 'credits' in builtins"""
     builtins.copyright = _sitebuiltins._Printer("copyright", sys.copyright)
     builtins.credits = _sitebuiltins._Printer("credits", """\
-    Thanks to CWI, CNRI, BeOpen, Zope Corporation, the Python Software
-    Foundation, and a cast of thousands for supporting Python
-    development.  See www.python.org for more information.""")
+Thanks to CWI, CNRI, BeOpen, Zope Corporation, the Python Software
+Foundation, and a cast of thousands for supporting Python
+development.  See www.python.org for more information.""")
     files, dirs = [], []
     # Not all modules are required to have a __file__ attribute.  See
     # PEP 420 for more details.

Misc/NEWS.d/next/Library/2025-09-16-16-46-58.gh-issue-138993.-8s8_T.rst

@@ -0,0 +1 @@
+Dedent :data:`credits` text.