composer.json updated

Author: Ratheepan

composer.json

@@ -21,11 +21,7 @@
         "illuminate/support": "^v7.0.0|^v8.0.0",
         "ext-json": "*"
     },
-    "require-dev": {
-        "mockery/mockery": "~1",
-        "phpunit/phpunit": "~9",
-        "friendsofphp/php-cs-fixer": "^3.2"
-    },
+    "require-dev": {},
     "autoload": {
         "psr-4": {
             "Ratheeps\\PubSubMessaging\\": "src/"