langchain-fireworks==0.2.8

Changes since langchain-fireworks==0.2.7

fireworks: release 0.2.8 (#30400)
multiple: support strict and method in with_structured_output (#30385)
core[patch]: update structured output tracing (#30123)
multiple: fix uv path deps (#29790)
infra: add UV_FROZEN to makefiles (#29642)
infra: migrate to uv (#29566)