revert: remove conflict block, not needed to skip versions

Author: rodmarzavala

rodmarzavala/infile-php-symfony/1.0/manifest.json

@@ -11,10 +11,5 @@
         "FEL_SIGN_KEY": "",
         "FEL_API_USER": "",
         "FEL_API_KEY": ""
-    },
-    "conflict": {
-        "php": "<8.2",
-        "symfony/framework-bundle": "<6.4",
-        "symfony/symfony": ">=8.0"
     }
 }