Flutter バージョン指定
code:bash
flutter build appbundle --build-number 2 --build-name=1.0.1
flutter build appbundle --build-number 13 --1.0.13
flutter build appbundle --build-number 13 --build-name=1.0.13
flutter build appbundle --build-number 15 --build-name=1.0.15
flutter build appbundle --build-number 16 --build-name=1.0.16
flutter build appbundle --build-number 19 --build-name=1.0.19
flutter build appbundle --build-number 20 --build-name=1.0.20
flutter build appbundle --build-number 21 --build-name=1.0.21