Bump psr/http-message version

Author: erikn69

composer.json

@@ -29,7 +29,7 @@
         "php": "^7.2|^8.0",
         "intervention/image": "^2.7",
         "league/flysystem": "^2.0|^3.0",
-        "psr/http-message": "^1.0"
+        "psr/http-message": "^1.0|^2.0"
     },
     "require-dev": {
         "mockery/mockery": "^1.3.3",