fix: crash-safe atomic JSON read-modify-write #1762

Job	Run time
metaflow.s3.minio / Python 3.11 on ubuntu-22.04	3m 19s
metaflow.s3.minio / Python 3.10 on ubuntu-22.04	3m 20s
metaflow.s3.minio / Python 3.12 on ubuntu-22.04	3m 3s
metaflow.s3.minio / Python 3.9 on ubuntu-22.04	3m 8s
metaflow.s3.minio / Python 3.8 on ubuntu-22.04	3m 18s
metaflow.s3.minio / Python 3.10 on ubuntu-22.04	6m 18s
metaflow.s3.minio / Python 3.8 on ubuntu-22.04	6m 2s
metaflow.s3.minio / Python 3.9 on ubuntu-22.04	6m 7s
metaflow.s3.minio / Python 3.12 on ubuntu-22.04	6m 17s
metaflow.s3.minio / Python 3.11 on ubuntu-22.04	6m 17s
metaflow.s3.minio / Python 3.11 on ubuntu-22.04	6h 5m 1s
metaflow.s3.minio / Python 3.10 on ubuntu-22.04	6h 5m 0s
metaflow.s3.minio / Python 3.8 on ubuntu-22.04	6h 5m 0s
metaflow.s3.minio / Python 3.12 on ubuntu-22.04	6h 5m 0s
metaflow.s3.minio / Python 3.9 on ubuntu-22.04	6h 5m 0s
	1d 7h 12m 10s

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