Use released installer core

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk/installer/providers/jcr@1620798 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 0585b10..bf425cb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -91,7 +91,7 @@
         <dependency>
             <groupId>org.apache.sling</groupId>
             <artifactId>org.apache.sling.installer.core</artifactId>
-            <version>3.5.3-SNAPSHOT</version>
+            <version>3.5.4</version>
             <scope>provided</scope>
         </dependency>
         <dependency>