Upgrade to apache karaf 4.2.9

Change-Id: Id42b0b0893ee81cb54a50bf6c76da024a9a2d2a8
diff --git a/tools/package/dependencies/template.pom b/tools/package/dependencies/template.pom
index 01fc9a5..ac1727d 100644
--- a/tools/package/dependencies/template.pom
+++ b/tools/package/dependencies/template.pom
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <karaf.version>4.2.8</karaf.version>
+        <karaf.version>4.2.9</karaf.version>
         <maven.version.min>3.3.9</maven.version.min>
         <java.version.min><!-- JAVA_VERSION --></java.version.min>
         <onos.version><!-- ONOS_VERSION --></onos.version>