JBEHAVE-1593 Bump Maven Checkstyle Plugin from 3.3.0 to 3.3.1

Bumps [org.apache.maven.plugins:maven-checkstyle-plugin](https://github.com/apache/maven-checkstyle-plugin) from 3.3.0 to 3.3.1.
- [Commits](apache/maven-checkstyle-plugin@maven-checkstyle-plugin-3.3.0...maven-checkstyle-plugin-3.3.1)

pom.xml

@@ -260,7 +260,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-checkstyle-plugin</artifactId>
-            <version>3.3.0</version>
+            <version>3.3.1</version>
             <dependencies>
               <dependency>
                 <groupId>com.puppycrawl.tools</groupId>