v2.13.0

What's Changed

• :herb: Fern Regeneration -- August 29, 2025 by @fern-api[bot] in https://github.com/elevenlabs/elevenlabs-python/pull/617

Add support for SFX v2

Full Changelog: https://github.com/elevenlabs/elevenlabs-python/compare/v2.12.1...v2.13.0