flutter real device ios vscode

1// https://medium.com/front-end-weekly/how-to-test-your-flutter-ios-app-on-your-ios-device-75924bfd75a8
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3If using an IDE (vscode, android studio):
4- Locate the `cache` folder where flutter is installed. 
5  It is under the `bin` file: `flutter/bin/cache`
6- Delete it (using `rm -rf` or something else)
7- Reinstall flutter packages: `flutter doctor -v`
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9// https://stackoverflow.com/a/58952182/12624093
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