v0.4.4: improved vLLM perf with on-device-sampling disable, fix speculation algo, PEFT update for GRPO

What's Changed

Inference

• vLLM searches local configuration files by @tengomucho in #1046
• Fix speculation algorithm by @dacorvo in #1047
• Simplify LLM inference modeling and use longer sequences in tests by @dacorvo in #1052
• Remove Inf1 support by @tengomucho in #1054
• Improve vLLM performance when on-device-sampling is disabled by @dacorvo in #1055

Training

• PEFT update for GRPO by @michaelbenayoun in #1044
• Collective ops in optimum/neuron/accelerate by @michaelbenayoun in #1042
• Gradient checkpointing fix by @michaelbenayoun in #1043

Other

• Update pyproject.toml for uv by @michaelbenayoun in #1040
• chore: update pyproject.toml to fix incoherences by @tengomucho in #1050

Full Changelog: v0.4.3...v0.4.4