Allow laminas-diactoros 3 as dev dependency

Signed-off-by: Aleksei Khudiakov <[email protected]>

Author: Xerkus

composer.json

@@ -22,7 +22,7 @@
         "f3-factory/fatfree-psr7": "^2.0",
         "guzzlehttp/psr7": "^1.7 || ^2.0",
         "httpsoft/http-message": "^1.1",
-        "laminas/laminas-diactoros": "^2.1",
+        "laminas/laminas-diactoros": "^2.1 || ^3.0",
         "nyholm/psr7": "^1.0",
         "ringcentral/psr7": "^1.2",
         "slim/psr7": "^1.4"