raml2html composer.json: Also compatible w/ PHP 8.0

Author: adriendupuis

tools/raml2html/composer.json

@@ -13,18 +13,18 @@
         }
     ],
     "require": {
-        "php": "^8.1",
-        "symfony/console": "^6.2",
+        "php": "^8.0",
+        "symfony/console": "^6.0",
         "raml-org/raml-php-parser": "^4.8",
         "twig/twig": "^3.5",
-        "symfony/filesystem": "^6.2",
+        "symfony/filesystem": "^6.0",
         "ramsey/uuid": "^4.7",
         "twig/markdown-extra": "^3.5",
         "league/commonmark": "^2.3",
         "cweagans/composer-patches": "^1.7"
     },
     "require-dev": {
-        "symfony/var-dumper": "^6.2",
+        "symfony/var-dumper": "^6.0",
         "ibexa/code-style": "^1.2"
     },
     "autoload": {