update to next development version until release version is available on maven central

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1796029 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index c4e4e88..ad6c540 100644
--- a/pom.xml
+++ b/pom.xml
@@ -143,7 +143,7 @@
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.jcr.contentparser</artifactId>
-            <version>1.2.0</version>
+            <version>1.2.1-SNAPSHOT</version>
             <scope>compile</scope>
         </dependency>
         <dependency>