remove secondary lambda features to be added later

Author: gstvg

datafusion/common/src/lib.rs

@@ -114,7 +114,6 @@ pub type HashMap<K, V, S = DefaultHashBuilder> = hashbrown::HashMap<K, V, S>;
 pub type HashSet<T, S = DefaultHashBuilder> = hashbrown::HashSet<T, S>;
 pub mod hash_map {
     pub use hashbrown::hash_map::Entry;
-    pub use hashbrown::hash_map::EntryRef;
 }
 pub mod hash_set {
     pub use hashbrown::hash_set::Entry;