Merge pull request #20 from x-graphql/prefer-to-extends-internal-runt…

…ime-exception

fix: conflict exception should extend `XGraphQL\SchemaGateway\Exception\RuntimeException` instead

src/Exception/ConflictException.php

@@ -4,7 +4,7 @@
 
 namespace XGraphQL\SchemaGateway\Exception;
 
-final class ConflictException extends \RuntimeException implements ExceptionInterface
+final class ConflictException extends RuntimeException implements ExceptionInterface
 {
     public function __construct(string $message, public readonly array $schemas)
     {