I managed to fixed this problem by using Time Machine backup to restore some file locations, given that you did created a backup before upgrade to Xcode 14.3.
/Library/Developer
/Library/Preferences/com.apple.dt.Xcode.plist
~/Library/Developer
~/Library/Preferences/com.apple.dt.Xcode.*
~/Library/Caches/com.apple.dt.Xcode.*
I got the solution from
https://news.ycombinator.com/item?id=35079270
Kelvin9393
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