Update build.yml

提取基础请求头，普号TurnStile不做缓存。 (aurora-develop#215)

* 提取基础请求头，普号TurnStile不做缓存。

* Update tag_name in build.yml to v2.0.6

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Co-authored-by: xiaozhou26 <[email protected]>

Fix expiration time for currTurnToken in InitTurnStile function