feat: Update OpenAI runners to implement Runner protocol returning RunnerResult #598

Job	Run time
server-ai-openai-linux (3.12)	22s
server-ai-openai-linux (3.13)	23s
server-ai-windows (3.10)	26s
server-ai-langchain-linux (3.14)	20s
server-ai-langchain-linux (3.10)	23s
server-ai-langchain-linux (3.11)	19s
server-ai-openai-linux (3.11)	25s
server-ai-openai-linux (3.14)	25s
server-ai-langchain-linux (3.12)	19s
server-ai-windows (3.11)	21s
server-ai-openai-windows (3.12)	24s
server-ai-linux (3.12)	19s
server-ai-windows (3.14)	47s
server-ai-linux (3.10)	21s
server-ai-openai-windows (3.14)	29s
server-ai-langchain-windows (3.11)	41s
server-ai-linux (3.13)	16s
server-ai-windows (3.13)	22s
server-ai-openai-windows (3.10)	28s
server-ai-langchain-windows (3.10)	26s
server-ai-openai-windows (3.11)	23s
server-ai-langchain-windows (3.12)	50s
server-ai-langchain-windows (3.13)	23s
server-ai-optimization-linux (3.11)	15s
server-ai-langchain-windows (3.14)	28s
server-ai-optimization-linux (3.14)	13s
server-ai-optimization-linux (3.10)	14s
server-ai-linux (3.14)	15s
server-ai-linux (3.11)	16s
server-ai-optimization-linux (3.12)	13s
server-ai-openai-linux (3.10)	25s
server-ai-langchain-linux (3.13)	22s
server-ai-windows (3.12)	22s
server-ai-optimization-windows (3.14)	27s
server-ai-optimization-windows (3.10)	47s
server-ai-optimization-windows (3.11)	34s
server-ai-optimization-windows (3.13)	17s
server-ai-optimization-linux (3.13)	15s
server-ai-optimization-windows (3.12)	18s
server-ai-openai-windows (3.13)	37s
	16m 10s

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