DPF doc update for 261 (2025.10.31)

Author: 4rmuuser

2026R1/dpf-framework-26-r1/changelog/changelog.md

@@ -1,6 +1,6 @@
 # Changelog
 
-Changes since the last released version for DPF 26.1.pre1 (as of 2025-10-30).
+Changes since the last released version for DPF 26.1.pre1 (as of 2025-10-31).
 
 This changelog is organized by category, with sections for different types of updates (new features, bug fixes, changes, performance improvements).