Update changelog for integrations/llama_stack (#2211)

Co-authored-by: sjrl <[email protected]>

Author: HaystackBot

integrations/llama_stack/CHANGELOG.md

@@ -1,5 +1,16 @@
 # Changelog
 
+## [integrations/llama_stack-v1.1.1] - 2025-08-22
+
+
+### 🧹 Chores
+
+- Standardize readmes - part 2 (#2205)
+
+### 🌀 Miscellaneous
+
+- Fix: Remove openai pin in llama-stack integration (#2210)
+
 ## [integrations/llama_stack-v1.1.0] - 2025-08-08
 
 
@@ -12,7 +23,7 @@
 ### 🐛 Bug Fixes
 
 - Update the command for Llama Stack server (#2097)
-- Pin openai to `<=1.99.1` avoid errors in Llama Stack integration (#2169)
+- Pin openai to `<=1.99.2` avoid errors in Llama Stack integration (#2169)
 
 
 ## [integrations/llama_stack-v1.0.0] - 2025-07-11