v1.0.3: Support `transformers` v5; `[optimization]` extra

✨ New features and improvements

• Extend support fortransformers to >=4,<6
• Move optional extras required for prompt optimization to [optimization]

🔴 Bug fixes

• Fix kwarg bug for multi-label classification with transformers

⚠️ Backwards incompatibilities

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📖 Documentation and examples

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👥 Contributors

@rmitsch

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Full Changelog: v1.0.2...v1.0.3