docs: update security.txt expiry (expressjs#2160)

github-actions[bot] · create-or-update-pull-request · web-flow · commit 7d1613e720ea · 2026-01-20T22:20:12.000-05:00
Co-authored-by: Create or Update Pull Request Action &lt;create-or-update-pull-request@users.noreply.github.com&gt;
diff --git a/.well-known/security.txt b/.well-known/security.txt
@@ -3,4 +3,4 @@ Contact: mailto:express-security@lists.openjsf.org
 # Our security policy
 Policy: https://github.com/expressjs/express/security/policy
 # Expires this policy
-Expires: 2025-12-31T00:00:00Z
+Expires: 2026-07-20T00:00:00Z
