Update dependency com.diffplug.spotless:spotless-maven-plugin to v3.2.1 (#1347)

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

Author: renovate[bot]

pom.xml

@@ -111,7 +111,7 @@
     <maven-war-plugin.version>3.5.1</maven-war-plugin.version>
     <mockito.version>5.21.0</mockito.version>
     <spotbugs-maven-plugin.version>4.9.8.2</spotbugs-maven-plugin.version>
-    <spotless-maven-plugin.version>3.2.0</spotless-maven-plugin.version>
+    <spotless-maven-plugin.version>3.2.1</spotless-maven-plugin.version>
     <stapler-maven-plugin.version>278.vc90e156a_c20e</stapler-maven-plugin.version>
 
     <!-- Filled in by "maven-hpi-plugin" with the path to "org-netbeans-insane-hook.jar" extracted from "jenkins-test-harness" -->