Feature 10979: Static IPv6 Dual Stack Assignment

Added support to modify ip-address type from leaf
to leaf-list

Change-Id: I5b4d4d662802a6816f7879362de42bf3bd99f17e
Signed-off-by: elumalai <deepika.e@tataelxsi.co.in>
diff --git a/models/augments/ns-vld.yang b/models/augments/ns-vld.yang
index b85acbf..ac3cc4c 100644
--- a/models/augments/ns-vld.yang
+++ b/models/augments/ns-vld.yang
@@ -102,9 +102,9 @@
                   element";
            }
 
-           leaf ip-address {
+           leaf-list ip-address {
                description
-                 "IP address assigned to the internal connection point";
+                 "IP address list assigned to the internal connection point";
                   type inet:ip-address;
            }
        }