fix: update release date for version 3.25.21 to reflect correct date (2025-08-22)

Author: hannesrudolph

docs/update-notes/index.md

@@ -22,7 +22,7 @@ This section contains notes about recent updates to Roo Code, listed by version
 *   [3.25](/update-notes/v3.25) (Combined)
 *   [3.25.23](/update-notes/v3.25.23) (2025-08-22)
 *   [3.25.22](/update-notes/v3.25.22) (2025-08-22)
-*   [3.25.21](/update-notes/v3.25.21) (2025-01-22)
+*   [3.25.21](/update-notes/v3.25.21) (2025-08-22)
 *   [3.25.20](/update-notes/v3.25.20) (2025-08-20)
 *   [3.25.19](/update-notes/v3.25.19) (2025-08-19)
 *   [3.25.18](/update-notes/v3.25.18) (2025-08-19)

docs/update-notes/v3.25.21.mdx

@@ -8,7 +8,7 @@ keywords:
 image: /img/social-share.jpg
 ---
 
-# Roo Code 3.25.21 Release Notes (2025-01-22)
+# Roo Code 3.25.21 Release Notes (2025-08-22)
 
 This release enables grounding features for Vertex AI, adds subtask todo list support, and includes the new Featherless provider.