#BAEL-9291: rename test class name

Author: hmdrzsharifi

spring-ai-3/src/test/java/com/baeldung/springai/docker/modelrunner/ModelRunnerApplicationTest.java renamed to spring-ai-3/src/test/java/com/baeldung/springai/docker/modelrunner/ModelRunnerApplicationUnitTest.java

@@ -14,7 +14,7 @@
 
 @Import(TestcontainersConfiguration.class)
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
-class ModelRunnerApplicationTest {
+class ModelRunnerApplicationUnitTest {
 
 	@LocalServerPort
 	private int port;