chore: bump v0.4.1.post4

[zhyncs]

Motivation

• EAGLE-2
• DeepSeek V3 36 tokens/s

Modifications

Checklist

• Format your code according to the Contributor Guide.
• Add unit tests as outlined in the Contributor Guide.
• Update documentation as needed, including docstrings or example tutorials.

[zhyncs]

We will wait for the EAGLE feature to stabilize before releasing post4 and add automated unit tests, benchmarks, and evaluations.

[zhyncs]

• [eagle2] fix end check when target model verify #2723
• [Eagle2]Fix multiple concurrent request crashes #2730
• Enable Nvidia's ModelOpt fp8 quantized models #2535

[zhyncs]

I will first release a new version, and these todos are left for post5.

[aisensiy]

Right now deploy using two H800 GPUs (8 per node) to achieve an inference speed of 18.01 t/s.