Archetypes: roll back to released version of archetype parent

Our current policy of setting the parent's relativePath to empty
prevents picking up the parent from the reactor build, so we must
use a released version.

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1709119 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index d3da6b0..6948f95 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
     <parent>
         <groupId>org.apache.sling</groupId>
         <artifactId>sling-archetype-parent</artifactId>
-        <version>4-SNAPSHOT</version>
+        <version>1</version>
         <relativePath/>
     </parent>
     <groupId>org.apache.sling</groupId>