Update accelarte turn off logic when connecting to china

[sfc-gh-yuwang]

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   Fixes #NNNN

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[sfc-gh-yuwang]

Here is the document of regions allowed: https://docs.snowflake.com/en/user-guide/intro-regions#viewing-a-list-of-regions-available-for-an-organization, no region besides China contain keyword 'cn'