Merge pull request #36 from apache/dependabot/maven/org.apache.maven.plugins-maven-checkstyle-plugin-3.2.0

Bump maven-checkstyle-plugin from 2.12.1 to 3.2.0
diff --git a/pom.xml b/pom.xml
index e603fcc..b39833f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -246,7 +246,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>2.12.1</version>
+        <version>3.2.0</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>