Switch to commons.johnzon

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1797274 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index ce9e40e..3f7ac6c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -142,8 +142,8 @@
            <scope>compile</scope>
         </dependency>
         <dependency>
-          <groupId>org.apache.johnzon</groupId>
-          <artifactId>johnzon-core</artifactId>
+          <groupId>org.apache.sling</groupId>
+          <artifactId>org.apache.sling.commons.johnzon</artifactId>
           <version>1.0.0</version>
           <scope>test</scope>
         </dependency>