Download ZIP: https://github.com/xushuduo/Xcode-iOS-Developer-Disk-Image/releases
Paste your Target at below path folder.
Path: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport
Tip: Quite & Restart the Xcode
Note : Xcode Deployment Target will not show target version you added but Debugger will ready to Compile in Targeted Device