docs: update CHANGELOG with MiniMax M2 and DeepSeek V3.2 models

Author: shivasurya

extension/secureflow/CHANGELOG.md

@@ -4,10 +4,12 @@
 
 ### What's New
 
-- **Latest AI Models**: Support for cutting-edge AI models from OpenAI, Google, and xAI
+- **Latest AI Models**: Support for cutting-edge AI models from OpenAI, Google, xAI, and OpenRouter
   - **GPT-5.2**: OpenAI's best model for coding and agentic tasks across industries (400K context, 128K output)
   - **Gemini 3 Pro & Flash**: Google's newest multimodal AI with thinking capabilities (1M context)
   - **Grok 4.1 Fast**: xAI's frontier model optimized for high-performance agentic tool calling (2M context)
+  - **MiniMax M2**: Compact high-efficiency model optimized for coding and agentic workflows via OpenRouter (196K context)
+  - **DeepSeek V3.2**: High computational efficiency with strong reasoning and agentic tool-use performance via OpenRouter (163K context)
   - All models available at the top of Settings and Onboarding for easy selection
 - **OpenRouter Support**: Access 200+ AI models from multiple providers through a single API key
   - Use models from Anthropic, OpenAI, Google, Meta, Mistral, and many more