Update composer.json

Author: evansims

composer.json

@@ -19,7 +19,7 @@
     "require": {
         "php": "^8.0",
         "psr/http-client": "^1.0",
-        "psr-discovery/discovery": "1.x-dev"
+        "psr-discovery/discovery": "^1.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.14",