Update lib.rs

Author: nstilt1

rand_chacha/src/lib.rs

@@ -105,7 +105,7 @@ use cipher::{
 use core::marker::PhantomData;
 
 #[cfg(feature = "zeroize")]
-use cipher::zeroize::{Zeroize, ZeroizeOnDrop};
+use zeroize::{Zeroize, ZeroizeOnDrop};
 
 mod backends;
 mod legacy;