Updating readme.md

readme.md

@@ -4,8 +4,7 @@
 [![Scrutinizer Coverage](https://img.shields.io/scrutinizer/coverage/g/Phauthentic/password-hashers/master.svg?style=flat-square)](https://scrutinizer-ci.com/g/Phauthentic/password-hashers/)
 [![Code Quality](https://img.shields.io/scrutinizer/g/Phauthentic/password-hashers/master.svg?style=flat-square)](https://scrutinizer-ci.com/g/Phauthentic/password-hashers/)
 ![phpstan Level 8](https://img.shields.io/badge/phpstan-Level%208-brightgreen?style=flat-square)
-![php 7.4](https://img.shields.io/badge/php-7.4-blue?style=flat-square)
-![php 8.0](https://img.shields.io/badge/php-8.0-blue?style=flat-square)
+![php ^8.0](https://img.shields.io/badge/php-%5E8.0-blue?style=flat-square)
 
 A simple password hasher library.
 
@@ -21,10 +20,10 @@ composer require Phauthentic/password-hashers
 
 ## Documentation
 
- * [Default Password Hasher](./docs/DefaultPasswordHasher.md) features all algorithms [phps password_hash()](http://php.net/manual/de/function.password-hash.php) features.
- * [Fallback Password Hasher](./docs/FallbackPasswordHasher.md) transparently upgrade hashes to new hash algorithms
- * [Md5 & Sha1 Password Hasher](./docs/Md5-and-Sha1-PasswordHasher.md) deprecated hasing algorithms for legacy apps
- * [Implementing your own Hasher](./docs/Implementing-your-own-Hasher.md)
+* [Default Password Hasher](./docs/DefaultPasswordHasher.md) features all algorithms [phps password_hash()](http://php.net/manual/de/function.password-hash.php) features.
+* [Fallback Password Hasher](./docs/FallbackPasswordHasher.md) transparently upgrade hashes to new hash algorithms
+* [Md5 & Sha1 Password Hasher](./docs/Md5-and-Sha1-PasswordHasher.md) deprecated hasing algorithms for legacy apps
+* [Implementing your own Hasher](./docs/Implementing-your-own-Hasher.md)
 
 ## Copyright & License