fix(openai): tool_calls dropped when content chunk precedes tool deltas in stream#1611

STHITAPRAJNAS wants to merge 2 commits intolangfuse:mainlangfuse/langfuse-python:mainfrom

STHITAPRAJNAS:fix/streaming-tool-calls-dropped-after-content-chunkSTHITAPRAJNAS/langfuse-python:fix/streaming-tool-calls-dropped-after-content-chunkCopy head branch name to clipboard