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 a5238ed..034f5af 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
         <groupId>org.apache.sling</groupId>
         <artifactId>sling-archetype-parent</artifactId>
         <relativePath/>
-        <version>5-SNAPSHOT</version>
+        <version>1</version>
     </parent>
     <artifactId>sling-launchpad-standalone-archetype</artifactId>
     <version>1.0.1-SNAPSHOT</version>