Upgrade Spring Boot 3.4.1 -> 3.4.2

See:
- https://github.com/spring-projects/spring-boot/releases/tag/v3.4.2

pom.xml

@@ -517,7 +517,7 @@
             <dependency>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-test</artifactId>
-                <version>3.4.1</version>
+                <version>3.4.2</version>
             </dependency>
             <dependency>
                 <groupId>org.springframework.security</groupId>