Update changelog for integrations/github (#2408)

Co-authored-by: anakin87 <44616784+anakin87@users.noreply.github.com>

Author: HaystackBot

integrations/github/CHANGELOG.md

@@ -1,11 +1,12 @@
 # Changelog
 
-## [integrations/github-v1.2.0] - 2025-10-13
+## [integrations/github-v1.2.1] - 2025-10-20
 
 ### 🚀 Features
 
 - Add support for GitHubRepoForkerTool (#1968)
 
+
 ### 🧪 Testing
 
 - Fix GitHub test (#2119)
@@ -17,6 +18,7 @@
 ### 🌀 Miscellaneous
 
 - Chore: Fix linting github (#2255)
+- Fix: handle empty GitHub tokens in authentication headers (#2400)
 
 ## [integrations/github-v1.1.0] - 2025-07-01