更新Xcode 12.2正式版之后，调试我们app的时候出错了，Log里提示：
dyld: could not load inserted library '/Developer/usr/lib/libBacktraceRecording.dylib' because image not found
1）Clean 后重新 Build
2）退出Xcode后删掉目录 ~/Library/Developer/Xcode/DerivedData
3）重启 iPhone/xcode
参考：
https://blog.csdn.net/lvxiangan/article/details/42988199
