Fix Elasticsearch IT failing tests

Signed-off-by: Christian Tzolov <[email protected]>

Author: tzolov

auto-configurations/vector-stores/spring-ai-autoconfigure-vector-store-elasticsearch/src/test/java/org/springframework/ai/vectorstore/elasticsearch/autoconfigure/ElasticsearchVectorStoreAutoConfigurationIT.java

@@ -135,6 +135,7 @@ public void propertiesTest() {
 					SpringAiRetryAutoConfiguration.class, OpenAiEmbeddingAutoConfiguration.class))
 			.withPropertyValues("spring.elasticsearch.uris=" + elasticsearchContainer.getHttpHostAddress(),
 					"spring.ai.openai.api-key=" + System.getenv("OPENAI_API_KEY"),
+					"spring.ai.vectorstore.elasticsearch.initializeSchema=true",
 					"spring.ai.vectorstore.elasticsearch.index-name=example",
 					"spring.ai.vectorstore.elasticsearch.dimensions=1024",
 					"spring.ai.vectorstore.elasticsearch.dense-vector-indexing=true",