Remove redundant cq-test.retrieval.augmentor.disabled configuration property from langchain4j-agent-ql4j tests

Author: jamesnetherton

integration-tests/langchain4j-agent-ql4j/src/main/resources/application.properties

@@ -19,7 +19,3 @@ quarkus.http.test-timeout=120S
 
 quarkus.devservices.enabled=false
 quarkus.langchain4j.devservices.preload=false
-
-# Testing with quarkus-langchain4j does not work when the RetrievalAugmentor bean produced by AgentProducers.retrievalAugmentor is present with scope <default>.
-# See README.adoc for more details.
-cq-test.retrieval.augmentor.disabled=true