[BUG] Follower shouldn't forward non-query statement to master repeatedly

[924060929]

Describe the bug
In this case: Follower forward a insert into statement to Master, if network interrupted, follower will retry send insert into statement in MasterOpExecutor#forward, though Master could insert succes at first time, this will cause the data repeat 2 times.

So, wo can retry forward if and only if statement is QueryStatement.

To Reproduce
Add some breakpoint in FrontendService#forward, wait response and then manual throw TTransportException

Expected behavior
Insert into statement execute success multi times

Screenshots
None

Desktop (please complete the following information):
None

Smartphone (please complete the following information):
None

Additional context
None