Update documentation to reflect recent changes in JSON reader and wri… #1038

Job	Run time
wheel-build-cudf / compute-matrix	3s
cpp-build / compute-matrix	3s
wheel-build-cudf / 11.8.0, 3.9, amd64, centos7	8m 46s
wheel-build-cudf / 11.8.0, 3.10, amd64, centos7	9m 0s
wheel-build-cudf / 11.8.0, 3.9, arm64, ubuntu20.04	7m 5s
wheel-build-cudf / 11.8.0, 3.10, arm64, ubuntu20.04	7m 5s
wheel-build-cudf / 12.0.1, 3.9, amd64, centos7	8m 39s
wheel-build-cudf / 12.0.1, 3.10, amd64, centos7	8m 57s
wheel-build-cudf / 12.0.1, 3.9, arm64, ubuntu20.04	7m 10s
wheel-build-cudf / 12.0.1, 3.10, arm64, ubuntu20.04	7m 9s
cpp-build / build (11.8.0, ubuntu22.04, amd64, 3.10)	22m 55s
cpp-build / build (11.8.0, ubuntu22.04, arm64, 3.10)	25m 8s
cpp-build / build (12.0.1, ubuntu22.04, amd64, 3.10)	22m 19s
wheel-publish-cudf / wheels publish	8m 38s
wheel-build-dask-cudf / compute-matrix	2s
wheel-build-dask-cudf / 11.8.0, 3.10, amd64, centos7	2m 0s
wheel-build-dask-cudf / 12.0.1, 3.10, amd64, centos7	2m 0s
wheel-publish-dask-cudf / wheels publish	3m 47s
python-build / compute-matrix	3s
python-build / build (11.8.0, ubuntu22.04, amd64, 3.9)	18m 42s
python-build / build (11.8.0, ubuntu22.04, arm64, 3.9)	15m 37s
python-build / build (11.8.0, ubuntu22.04, amd64, 3.10)	18m 56s
python-build / build (11.8.0, ubuntu22.04, arm64, 3.10)	15m 54s
python-build / build (12.0.1, ubuntu22.04, amd64, 3.9)	19m 33s
python-build / build (12.0.1, ubuntu22.04, amd64, 3.10)	18m 47s
docs-build / build	18m 53s
upload-conda / upload	9m 15s
	4h 46m 26s

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