### Is your feature request related to a problem or challenge? See https://github.com/apache/iceberg-rust/pull/960#discussion_r1976556165 Checking duplicated files in fast append action maybe time consuming, and we should allow user to skip it. ### Describe the solution you'd like _No response_ ### Willingness to contribute - [ ] I can contribute to this feature independently - [ ] I would be willing to contribute to this feature with guidance from the Iceberg Rust community - [x] I cannot contribute to this feature at this time