added readline ext because of bin/release.php script

Author: connorhu

composer.json

@@ -8,7 +8,8 @@
         "friendsofsymfony1/swiftmailer": "^5.4.13 || ^6.2.5"
     },
     "require-dev": {
-        "psr/log": "*"
+        "psr/log": "*",
+        "ext-readline": "*"
     },
     "autoload": {
         "files": ["autoload.php"]