fix lint

rust/sample/src/lib.rs

@@ -11,7 +11,7 @@ use std::{
 /// `SampleRate` determines how often the sampled statement will occur.
 ///
 /// ```
-/// use aptos_logger::{info, sample, sample::{SampleRate, Sampling}};
+/// use sample::{SampleRate, Sampling};
 /// use std::time::Duration;
 ///
 /// // Sampled based on frequency of events, log only every 2 logs