PEP 619: Fix year typo (#5157)

Author: hugovk

peps/pep-0619.rst

@@ -112,7 +112,7 @@ the 11th and final 3.10 bugfix update was released.  After that,
 security updates (source only) were released until 1st October 2026,
 5 years after the release of 3.10.0 final.
 
-As of 2025-10-01, 3.10 has reached the `end-of-life phase
+As of 2026-10-01, 3.10 has reached the `end-of-life phase
 <https://devguide.python.org/developer-workflow/development-cycle/index.html#end-of-life-branches>`__
 of its release cycle. 3.10.22 was the final security release.
 The codebase for 3.10 is now frozen and no further updates will be