Mostly just fixing typos

Change-Id: If543e9190035016161dfedd51136d66b799b8e26
diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index 9011160..eb2cf56 100644
--- a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -296,7 +296,8 @@
     }
 
     /**
-     * Returns the GrouopKey object for the device and the NighborSet given.
+     * Returns the GroupKey object for the device and the NeighborSet given.
+     * XXX is this called
      *
      * @param ns NeightborSet object for the GroupKey
      * @return GroupKey object for the NeighborSet