Merge pull request #2353 from kubernetes-client/logback-version-rev

Update logback-classic to 1.3.0

Author: k8s-ci-robot

pom.xml

@@ -235,7 +235,7 @@
       <dependency>
         <groupId>ch.qos.logback</groupId>
         <artifactId>logback-classic</artifactId>
-        <version>1.2.11</version>
+        <version>1.3.0</version>
         <scope>test</scope>
       </dependency>
       <dependency>