Infer TLD for China based on region in account

[sfc-gh-vvenugopal]

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   Fixes #NNNN

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[sfc-gh-aling]

LGTM, thanks for the PR. could you help update the changelog https://github.com/snowflakedb/snowflake-connector-python/blob/main/DESCRIPTION.md

and sign the CLA as per the instruction in bot's comment: https://github.com/snowflakedb/snowflake-connector-python/pull/2040#issuecomment-2318569033

[sfc-gh-vvenugopal]

I have read the CLA Document and I hereby sign the CLA

[sfc-gh-vvenugopal]

recheck