使用本地导入HandyJSON库，iOS15控制台异常输出

[general] *** -[NSKeyedUnarchiver validateAllowedClass:forKey:] allowed unarchiving safe plist type ''NSString' (0x1dc84f6e8) [/System/Library/Frameworks/Foundation.framework]' for key 'NS.keys', even though it was not explicitly included in the client allowed classes set: '{(
"'NSMutableDictionary' (0x1dc8448e0) [/System/Library/Frameworks/CoreFoundation.framework]"

Start by reproducing the reported console output when using a local HandyJSON import on iOS 15, using the NSKeyedUnarchiver warning in the issue body as the symptom to trace. Identify the library entry point that triggers the warning and verify the fix by confirming the abnormal console output no longer appears.

Written by the indexing model from the issue text.