Merge pull request #18319 from panos-kakos/JAVA-43809

[JAVA-43809]Fixed integration test by using random port

Author: ulisseslima

spring-boot-modules/spring-boot-caching/src/test/java/com/baeldung/caching/ttl/HotelControllerIntegrationTest.java

@@ -18,7 +18,7 @@
 import com.baeldung.caching.ttl.repository.HotelRepository;
 
 @ExtendWith(SpringExtension.class)
-@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.DEFINED_PORT)
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @AutoConfigureMockMvc
 @Sql(executionPhase = Sql.ExecutionPhase.BEFORE_TEST_METHOD, scripts = "classpath:data-hotel.sql")
 @SlowTest