Move conflicts to composer requirements

composer.json

@@ -39,16 +39,17 @@
         "phpstan/phpstan-strict-rules": "^0.12.0",
         "phpstan/phpstan-webmozart-assert": "0.12.12",
         "phpunit/phpunit": "^9.5",
+        "polishsymfonycommunity/symfony-mocker-container": "^1.0",
         "sensiolabs/security-checker": "^6.0",
-        "sylius-labs/coding-standard": "^4.0",
+        "sylius-labs/coding-standard": "<=4.2.0",
         "symfony/browser-kit": "^4.4 || ^5.2",
         "symfony/debug-bundle": "^4.4 || ^5.2",
         "symfony/dotenv": "^4.4 || ^5.2",
         "symfony/intl": "^4.4 || ^5.2",
         "symfony/web-profiler-bundle": "^4.4 || ^5.2",
+        "symplify/easy-coding-standard": "^9.0",
         "theofidry/alice-data-fixtures": "^1.1",
-        "vimeo/psalm": "4.23.0",
-        "polishsymfonycommunity/symfony-mocker-container": "^1.0"
+        "vimeo/psalm": "4.23.0"
     },
     "config": {
         "sort-packages": true,
@@ -59,10 +60,6 @@
             "symfony/thanks": true
         }
     },
-    "conflict": {
-        "sylius-labs/coding-standard": ">=4.2.1",
-        "symplify/easy-coding-standard": "^10"
-    },
     "extra": {
         "branch-alias": {
             "dev-master": "1.10-dev"