docs: keep install version at 1.1.1

Author: michaelalexeevweb

README.md

@@ -90,7 +90,7 @@ php bin/benchmark.php --runs=5 --sizes=10000,50000,100000
 **Requirements:** PHP 8.1+
 
 ```bash
-composer require michaelalexeevweb/php-json-chunk:^1.1.0
+composer require michaelalexeevweb/php-json-chunk:^1.1.1
 ```
 
 ## Quick start