chore(deps): update dependency com.diffplug.spotless:spotless-maven-plugin to v3

Author: renovate[bot]

pom.xml

@@ -132,7 +132,7 @@
         <plugin>
           <groupId>com.diffplug.spotless</groupId>
           <artifactId>spotless-maven-plugin</artifactId>
-          <version>2.46.1</version>
+          <version>3.2.0</version>
           <configuration>
             <java>
               <includes>