Update dependency sunrise/http-factory to v2

Author: renovate[bot]

composer.json

@@ -28,7 +28,7 @@
     "require-dev": {
         "phpunit/phpunit": "7.5.20|9.5.0",
         "sunrise/coding-standard": "1.0.0",
-        "sunrise/http-factory": "1.1.0",
+        "sunrise/http-factory": "2.0.3",
         "sunrise/http-router": "^2.11",
         "symfony/console": "^4.4",
         "justinrainbow/json-schema": "5.2.10"