fix(core): preserve `ToolMessage.status` field in `convert_to_messages` #5122

Job	Run time
Benchmark (libs/partners/mistralai)	1m 11s
Benchmark (libs/partners/groq)	4m 23s
Benchmark (libs/partners/fireworks)	8m 13s
Benchmark (libs/partners/anthropic)	1m 28s
Benchmark (libs/partners/deepseek)	2m 36s
Benchmark (libs/partners/xai)	4m 0s
Benchmark (libs/partners/openai)	8m 14s
Benchmark (libs/core, walltime)	1m 23s
	31m 28s

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