docs: update changelog for integrations/mcp (#1665)

* Update changelog for integrations/mcp

* Update CHANGELOG.md

---------

Co-authored-by: vblagoje <458335+vblagoje@users.noreply.github.com>
Co-authored-by: Vladimir Blagojevic <dovlex@gmail.com>

Author: HaystackBot

integrations/mcp/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [integrations/mcp-v0.1.0] - 2025-04-22
+
+### 🚀 Features
+
+- Add MCPToolset (#1626)
+
+
 ## [integrations/mcp-v0.0.2] - 2025-04-11
 
 ### 📚 Documentation