deps: update dependency com.puppycrawl.tools:checkstyle to v10.21.4

Author: renovate-bot

java-shared-config/pom.xml

@@ -496,7 +496,7 @@
               <dependency>
                 <groupId>com.puppycrawl.tools</groupId>
                 <artifactId>checkstyle</artifactId>
-                <version>10.21.2</version>
+                <version>10.21.4</version>
               </dependency>
             </dependencies>
             <executions>