Bump com.rabbitmq:amqp-client from 5.4.0 to 5.18.0 (#319)

Bumps [com.rabbitmq:amqp-client](https://github.com/rabbitmq/rabbitmq-java-client) from 5.4.0 to 5.18.0.
- [Release notes](https://github.com/rabbitmq/rabbitmq-java-client/releases)
- [Commits](rabbitmq/rabbitmq-java-client@v5.4.0...v5.18.0)

---
updated-dependencies:
- dependency-name: com.rabbitmq:amqp-client
  dependency-type: direct:development
...

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pom.xml

@@ -177,7 +177,7 @@
         <dependency>
             <groupId>com.rabbitmq</groupId>
             <artifactId>amqp-client</artifactId>
-            <version>5.4.0</version>
+            <version>5.18.0</version>
             <scope>test</scope>
         </dependency>
         <!-- Eiffel Commons -->