Update readme

README.md

@@ -19,7 +19,9 @@ This version of InternVL3_5-1B has been converted to run on the Axera NPU using
 
 This model has been optimized with the following LoRA: 
 
-Compatible with Pulsar2 version: 4.1
+Compatible with Pulsar2 version: 5.1-patch1.
+
+Please note that the context of the model is 2k and the maximum prefill length is 1k.
 
 ## Convert tools links:
 
@@ -27,7 +29,7 @@ For those who are interested in model conversion, you can try to export axmodel
 
 https://huggingface.co/OpenGVLab/InternVL3_5-1B
 
-[How to Convert LLM from Huggingface to axmodel](https://github.com/AXERA-TECH/InternVL3_5-1B.axera/tree/main/model_convert) 
+[How to Convert LLM from Huggingface to axmodel](https://github.com/AXERA-TECH/InternVL3_5-1B.axera/tree/main/model_convert)
 
 [AXera NPU HOST LLM Runtime](https://github.com/AXERA-TECH/ax-llm/tree/ax-internvl)