Update test apps in flutter/flutter and flutter/packages and update tooling in engine to align with the modern template version for 3.47: https://github.com/flutter/flutter/issues/189380.
Update test apps in flutter/flutter and flutter/packages and update tooling in engine to align with the modern template version for 3.47: #189380.