Update dependency com.puppycrawl.tools:checkstyle to v10.21.2 (#656)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

pom.xml

@@ -280,7 +280,7 @@
                     <dependency>
                         <groupId>com.puppycrawl.tools</groupId>
                         <artifactId>checkstyle</artifactId>
-                        <version>10.21.1</version>
+                        <version>10.21.2</version>
                     </dependency>
                 </dependencies>
                 <executions>