fix link

Author: ashikov

README.md

@@ -22,8 +22,8 @@ $str = toString($pair); // '(1, 2)'
 
 ---
 
-[![Hexlet Ltd. logo](https://raw.githubusercontent.com/Hexlet/assets/master/images/hexlet_logo128.png)](https://hexlet.io/pages/about?utm_source=github&utm_medium=link&utm_campaign=php-pairs)
+[![Hexlet Ltd. logo](https://raw.githubusercontent.com/Hexlet/assets/master/images/hexlet_logo128.png)](https://hexlet.io?utm_source=github&utm_medium=link&utm_campaign=php-pairs)
 
-This repository is created and maintained by the team and the community of Hexlet, an educational project. [Read more about Hexlet](https://hexlet.io/pages/about?utm_source=github&utm_medium=link&utm_campaign=php-pairs).
+This repository is created and maintained by the team and the community of Hexlet, an educational project. [Read more about Hexlet](https://hexlet.io?utm_source=github&utm_medium=link&utm_campaign=php-pairs).
 
 See most active contributors on [hexlet-friends](https://friends.hexlet.io/).