Migrate existing SRRouting tests to use the new functions

Change-Id: I5d1fd5c3e0555126873f94109bd2af1e1c3b9fb5
diff --git a/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py b/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py
index 96ad077..5ebe5dc 100644
--- a/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py
+++ b/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py
@@ -925,11 +925,13 @@
         """
         main.step( "Verify IP address assignment from hosts" )
         ipResult = main.TRUE
+        main.Network.update()
         for hostName, ip in main.expectedHosts[ "network" ].items():
             ipResult = ipResult and utilities.retry( main.Network.verifyHostIp,
                                                      main.FALSE,
                                                      kwargs={ 'hostList': [ hostName ],
-                                                              'prefix': ip },
+                                                              'prefix': ip,
+                                                              'update': False },
                                                      attempts=attempts,
                                                      sleep=sleep )
         utilities.assert_equals( expect=main.TRUE, actual=ipResult,