sp-core: remove useless bounded module (#13865)

substrate/primitives/core/src/bounded.rs

@@ -1,28 +0,0 @@
-// This file is part of Substrate.
-
-// Copyright (C) Parity Technologies (UK) Ltd.
-// SPDX-License-Identifier: Apache-2.0
-
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// 	http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-//! Bounded collection types.
-
-pub mod bounded_btree_map;
-pub mod bounded_btree_set;
-pub mod bounded_vec;
-pub mod weak_bounded_vec;
-
-pub use bounded_btree_map::BoundedBTreeMap;
-pub use bounded_btree_set::BoundedBTreeSet;
-pub use bounded_vec::{BoundedSlice, BoundedVec};
-pub use weak_bounded_vec::WeakBoundedVec;