finish changes

Author: PinkCrow007

arrow-array/src/array/mod.rs

@@ -78,9 +78,6 @@ pub use list_view_array::*;
 
 use crate::iterator::ArrayIter;
 
-mod variant_array;
-pub use variant_array::*;
-
 /// An array in the [arrow columnar format](https://arrow.apache.org/docs/format/Columnar.html)
 pub trait Array: std::fmt::Debug + Send + Sync {
     /// Returns the array as [`Any`] so that it can be
@@ -1274,4 +1271,4 @@ mod tests {
         let expected: Int32Array = vec![1, 2, 3].into_iter().map(Some).collect();
         assert_eq!(array, expected);
     }
-}
+}