Update docs

Author: mateusjunges

docs/advanced-usage/4-custom-committers.md

@@ -8,7 +8,11 @@ By default, the committers provided by the `DefaultCommitterFactory` are provide
 To set a custom committer on your consumer, add the committer via a factory that implements the `CommitterFactory` interface:
 
 ```php
-use Junges\Kafka\Config\Config;use Junges\Kafka\Contracts\Committer;use Junges\Kafka\Contracts\CommitterFactory;use RdKafka\KafkaConsumer;use RdKafka\Message;
+use Junges\Kafka\Config\Config;
+use Junges\Kafka\Contracts\Committer;
+use Junges\Kafka\Contracts\CommitterFactory;
+use RdKafka\KafkaConsumer;
+use RdKafka\Message;
 
 class MyCommitter implements Committer
 {

docs/advanced-usage/5-middlewares.md

@@ -7,7 +7,7 @@ Middlewares provides a convenient way to filter and inspecting your Kafka messag
 
 ```php
 $consumer = \Junges\Kafka\Facades\Kafka::consumer()
-    ->withMiddleware(function($message, callable $next) {
+    ->withMiddleware(function(\Junges\Kafka\Message\ConsumedMessage $message, callable $next) {
         // Perform some work here
         return $next($message);
     });