Release to maven central after push to gerrit

Change-Id: I8e3b87fb2139f2ebcbbda644c921906c0ae58a87
diff --git a/pom.xml b/pom.xml
index a8f1571..525f7f2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -193,8 +193,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
-                <!-- 3.0.0 has issue excluding generated code -->
-                <version>2.17</version>
+                <version>3.0.0</version>
                 <dependencies>
                     <dependency>
                         <groupId>org.onosproject</groupId>