Update CHANGELOG for Python rebuild

Rebuild python 3.11.14 for stacks cflinuxfs3 and cflinuxfs4.

Author: tnikolova82

CHANGELOG

@@ -7,6 +7,9 @@ v1.8.42 Jan 22, 2026
 * Add node 22.22.0, remove node 22.20.0 and node 22.21.1
   for stack(s) cflinuxfs4
 
+* Rebuild python 3.11.14
+  for stack(s) cflinuxfs3, cflinuxfs4
+
 v1.8.34 Feb 14, 2025
 =====================