[security] Enable gas limit on view function

[jolestar]

https://github.com/rooch-network/rooch/blob/592f4710e64c7e9db9dc1895c8d1767f5cb4f663/moveos/moveos/src/moveos.rs#L412-L420

1. Use set_metering(true).
2. Write a test case to ensure the metering worked. Write an example module containing a loop in function, then call the function via rooch move view.