Fix maven karaf-assembly breakage due to ISIS app

Change-Id: I18783cc5581617d29b2070f10ed4b2f4f163efbd

@@ -15,7 +15,6 @@
   ~ limitations under the License.
   -->
 <features xmlns="http://karaf.apache.org/xmlns/features/v1.2.0" name="${project.artifactId}-${project.version}">
-    <repository>mvn:${project.groupId}/${project.artifactId}/${project.version}/xml/features</repository>
     <feature name="${project.artifactId}" version="${project.version}"
              description="${project.description}">
         <feature>onos-api</feature>
@@ -25,4 +24,4 @@
         <bundle>mvn:${project.groupId}/onos-isis-provider-device/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/onos-isis-provider-cfg/${project.version}</bundle>
     </feature>
-</features>
\ No newline at end of file
+</features>