removing removal of olt device in siab tests

Change-Id: I3dc867cb477d9b83d71bfe0cabfe69f1d3549d99
diff --git a/src/test/cord-api/Tests/WorkflowValidations/SIAB.robot b/src/test/cord-api/Tests/WorkflowValidations/SIAB.robot
index 494d37f..4efafba 100644
--- a/src/test/cord-api/Tests/WorkflowValidations/SIAB.robot
+++ b/src/test/cord-api/Tests/WorkflowValidations/SIAB.robot
@@ -376,7 +376,6 @@
     [Documentation]    Restore back to initial state per each test
     Log Kubernetes Containers Logs Since Time    ${datetime}    ${container_list}
     Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${VOLT_SUBSCRIBER}
-    Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${VOLT_DEVICE}
     Wait Until Keyword Succeeds    60s    2s    Clean Up Objects    ${ATT_WHITELIST}
     Restart RG Pod