Removed duplicate MiddlewareInterface from ErrorHandler

Signed-off-by: alexmerlin <alex.merlin.1985@gmail.com>

Author: alexmerlin

src/ErrorHandler.php

@@ -8,7 +8,6 @@
 use Laminas\Stratigility\Middleware\ErrorResponseGenerator;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
-use Psr\Http\Server\MiddlewareInterface;
 use Psr\Http\Server\RequestHandlerInterface;
 use Throwable;
 
@@ -17,7 +16,7 @@
 use function restore_error_handler;
 use function set_error_handler;
 
-class ErrorHandler implements MiddlewareInterface, ErrorHandlerInterface
+class ErrorHandler implements ErrorHandlerInterface
 {
     /** @var callable[] */
     private array $listeners = [];