README.md: non‑breaking hyphens

Author: tarcieri

README.md

@@ -7,12 +7,12 @@ Collection of traits which describe functionality of cryptographic primitives.
 | Name               | Algorithm                     | Crates.io | Documentation  | Build |
 |--------------------|-------------------------------|-----------|----------------|-------|
 | [`aead`]           | [Authenticated encryption]    | [![crates.io](https://img.shields.io/crates/v/aead.svg)](https://crates.io/crates/aead) | [![Documentation](https://docs.rs/aead/badge.svg)](https://docs.rs/aead) | ![build](https://github.com/RustCrypto/traits/workflows/aead/badge.svg?branch=master&event=push) |
-| [`block-cipher`] | [Block cipher]            | [![crates.io](https://img.shields.io/crates/v/block-cipher.svg)](https://crates.io/crates/block-cipher) | [![Documentation](https://docs.rs/block-cipher/badge.svg)](https://docs.rs/block-cipher) | ![build](https://github.com/RustCrypto/traits/workflows/block-cipher/badge.svg?branch=master&event=push) |
+| [`block‑cipher`] | [Block cipher]            | [![crates.io](https://img.shields.io/crates/v/block-cipher.svg)](https://crates.io/crates/block-cipher) | [![Documentation](https://docs.rs/block-cipher/badge.svg)](https://docs.rs/block-cipher) | ![build](https://github.com/RustCrypto/traits/workflows/block-cipher/badge.svg?branch=master&event=push) |
 | [`crypto-mac`]     | [Message authentication code] | [![crates.io](https://img.shields.io/crates/v/crypto-mac.svg)](https://crates.io/crates/crypto-mac) | [![Documentation](https://docs.rs/crypto-mac/badge.svg)](https://docs.rs/crypto-mac) | ![build](https://github.com/RustCrypto/traits/workflows/crypto-mac/badge.svg?branch=master&event=push) |
 | [`digest`]         | [Cryptographic hash function] | [![crates.io](https://img.shields.io/crates/v/digest.svg)](https://crates.io/crates/digest) | [![Documentation](https://docs.rs/digest/badge.svg)](https://docs.rs/digest) | ![build](https://github.com/RustCrypto/traits/workflows/digest/badge.svg?branch=master&event=push) |
 | [`signature`]      | [Digital signature]           | [![crates.io](https://img.shields.io/crates/v/signature.svg)](https://crates.io/crates/signature) | [![Documentation](https://docs.rs/signature/badge.svg)](https://docs.rs/signature) | ![build](https://github.com/RustCrypto/traits/workflows/signature/badge.svg?branch=master&event=push) |
-| [`stream-cipher`]  | [Stream cipher]               | [![crates.io](https://img.shields.io/crates/v/stream-cipher.svg)](https://crates.io/crates/stream-cipher) | [![Documentation](https://docs.rs/stream-cipher/badge.svg)](https://docs.rs/stream-cipher) | ![build](https://github.com/RustCrypto/traits/workflows/stream-cipher/badge.svg?branch=master&event=push) |
-| [`universal-hash`] | [Universal hash function]     | [![crates.io](https://img.shields.io/crates/v/universal-hash.svg)](https://crates.io/crates/universal-hash) | [![Documentation](https://docs.rs/universal-hash/badge.svg)](https://docs.rs/universal-hash) | ![build](https://github.com/RustCrypto/traits/workflows/universal-hash/badge.svg?branch=master&event=push) |
+| [`stream‑cipher`]  | [Stream cipher]               | [![crates.io](https://img.shields.io/crates/v/stream-cipher.svg)](https://crates.io/crates/stream-cipher) | [![Documentation](https://docs.rs/stream-cipher/badge.svg)](https://docs.rs/stream-cipher) | ![build](https://github.com/RustCrypto/traits/workflows/stream-cipher/badge.svg?branch=master&event=push) |
+| [`universal‑hash`] | [Universal hash function]     | [![crates.io](https://img.shields.io/crates/v/universal-hash.svg)](https://crates.io/crates/universal-hash) | [![Documentation](https://docs.rs/universal-hash/badge.svg)](https://docs.rs/universal-hash) | ![build](https://github.com/RustCrypto/traits/workflows/universal-hash/badge.svg?branch=master&event=push) |
 
 ### Minimum Rust version