LKObjcHelpers这个类似乎不对

[alex-xuliangkun]

Describe the bug
类不对

SDK Version
2.1.1

iOS/macOS Version
ios

Xcode Version
The Xcode version which the issue occurs.
(Please provide the Swift version if you know it)

Steps to Reproduce
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Expected behavior
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Screenshots
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Logs
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[hiroshihorie]

Thank you for noticing this, I have fixed this in #596 .