Disable OpenAiChatModelIT#streamWebSearchAnnotationsTest

 - The OpenAI gpt-4o-search-preview model doesn't seem to return web search annotations in streaming mode.
 - This needs investigation and disabling the test for now.
 - Created #4809 to track this

Signed-off-by: Ilayaperumal Gopinathan <ilayaperumal.gopinathan@broadcom.com>

Author: ilayaperumalg

models/spring-ai-openai/src/test/java/org/springframework/ai/openai/chat/OpenAiChatModelIT.java

@@ -29,6 +29,7 @@
 import java.util.stream.IntStream;
 
 import org.assertj.core.data.Percentage;
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.condition.EnabledIfEnvironmentVariable;
 import org.junit.jupiter.params.ParameterizedTest;
@@ -751,6 +752,7 @@ void webSearchAnnotationsTest() {
 	}
 
 	@Test
+	@Disabled("OpenAI gpt-4o-search-preview model doesn't seem to return web search annotations in streaming mode.")
 	void streamWebSearchAnnotationsTest() {
 		UserMessage userMessage = new UserMessage("What is the weather in San Francisco?");