docs: update changelog for integrations/langfuse (#1675)

* Update changelog for integrations/langfuse

* Update CHANGELOG.md

* Update changelog

* Another minor fix

---------

Co-authored-by: vblagoje <[email protected]>
Co-authored-by: Vladimir Blagojevic <[email protected]>

Author: HaystackBot

integrations/langfuse/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## [integrations/langfuse-v1.0.1] - 2025-04-28
+
+### Bug Fixes
+
+- Langfuse - remove warning "Creating a new trace without a parent span is not recommended"
+
 ## [integrations/langfuse-v1.0.0] - 2025-04-11
 
 ### 🐛 Bug Fixes