Update composer.json

Author: jxlwqq

composer.json

@@ -30,7 +30,7 @@
         "guzzlehttp/psr7": "^1.0",
         "php-http/client-integration-tests": "^2.0",
         "phpunit/phpunit": "^7.5",
-        "zendframework/zend-diactoros": "^2.0"
+        "laminas/laminas-diactoros": "^2.0"
     },
     "autoload": {
         "psr-4": {