Fixes for karaf 4.2.1 CLI annotations for segment routing app

Change-Id: Id3722bf49c37fe480ab8973c228987cc526804b3
diff --git a/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/VerifyGroupsCommand.java b/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/VerifyGroupsCommand.java
index 59b4315..299fa2f 100644
--- a/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/VerifyGroupsCommand.java
+++ b/apps/segmentrouting/app/src/main/java/org/onosproject/segmentrouting/cli/VerifyGroupsCommand.java
@@ -18,8 +18,10 @@
 
 import org.apache.karaf.shell.api.action.Argument;
 import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.Completion;
 import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.cli.net.DeviceIdCompleter;
 import org.onosproject.net.Device;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.device.DeviceService;
@@ -39,6 +41,7 @@
 
     @Argument(index = 0, name = "uri", description = "Device ID",
             required = true, multiValued = false)
+            @Completion(DeviceIdCompleter.class)
     String uri = null;
 
     @Override