Allow psr/http-message 2.0 (#13)

Author: tomb1n0

composer.json

@@ -27,7 +27,7 @@
     "require": {
         "php": "^8.1",
         "psr/http-client": "^1.0",
-        "psr/http-message": "^1.0",
+        "psr/http-message": "^1.0|^2.0",
         "psr/http-factory": "^1.0",
         "psr/http-client-implementation": "^1.0",
         "psr/http-factory-implementation": "^1.0"