update CHANGELOG

Signed-off-by: Kai Xu <[email protected]>

Author: kaix-nv

CHANGELOG.rst

@@ -34,6 +34,7 @@ Model Optimizer Changelog (Linux)
 - Support Phi-4-multimodal and Qwen2.5-VL quantized HF checkpoint export in ``examples/vlm_ptq``.
 - Support storing and restoring Minitron pruning activations and scores for re-pruning without running the forward loop again.
 - Add Minitron pruning example for Megatron-LM framework. See ``examples/megatron-lm`` for more details.
+- Add FP8/NVFP4 KV cache quantization support for Megatron Core models.
 
 0.35 (2025-09-04)
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