deps: update dependency org.springframework.boot:spring-boot-dependencies to v4

Author: renovate-bot

samples/java/cloud-run/pom.xml

@@ -36,7 +36,7 @@
       <dependency>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-dependencies</artifactId>
-        <version>3.5.9</version>
+        <version>4.0.2</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>