Add option to disable incremental sync in kvrocks2redis

### Search before asking

- [X] I had searched in the [issues](https://github.com/apache/kvrocks/issues) and found no similar issues.

### Version

2.8

### Minimal reproduce step

Looking downwards

### What did you expect to see?

Looking downwards

### What did you see instead?

Looking downwards

### Anything Else?

Currently, `kvrocks2redis` will synchronize incremental data by default, but if the increment is too large, many data files will be written, we can consider adding a configuration that does not write incremental data, and only does full synchronization.

### Are you willing to submit a PR?

- [ ] I'm willing to submit a PR!