doc: update the directory structure for new env variables

[JeyJeyGao]

Signed-off-by: Junjie Gao junjiegao@microsoft.com

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This PR is stale because it has been open 45 days with no activity. Remove stale label or comment or this will be closed in 30 days.

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This PR was closed because it has been stalled for 30 days with no activity.