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Generated by :no_entry_sign: dangerJS against 2578163b2eafacc67f9fd7073ff55d57c103efd9
Brief Description of the PR
在ios14之后版本，当text组件设置lines时，计算的组件高度要小于实际高度，导致底部内容被截断
Demo: http://dotwe.org/vue/af51c5dcc72ea2363b548cb3079c8927
Documentation: CTLineGetTypographicBounds() 函数存在问题，通过CTFrameGetLineOrigins()计算位置差来估算高度