Important

Bump tensorzero version to 2025.01.6 and enhance logging in main.rs to include version info.

• Version Update:
  • Bump tensorzero version from 2025.01.5 to 2025.01.6 in pyproject.toml, uv.lock, and status.rs.
• Logging:
  • Update logging in main.rs to include TENSORZERO_VERSION when the gateway starts listening.

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