Add ONU softreboot test to the nightly tests

Change-Id: I417208735bb5277be4f3e414baf85995b859d595
diff --git a/tests/functional/Voltha_FailureScenarios.robot b/tests/functional/Voltha_FailureScenarios.robot
index 17977ee..fac3864 100644
--- a/tests/functional/Voltha_FailureScenarios.robot
+++ b/tests/functional/Voltha_FailureScenarios.robot
@@ -651,7 +651,7 @@
 
 Verify ONU Soft Reboot
     [Documentation]    Test soft reboot of the ONU using voltctl command
-    [Tags]    VOL-1957    ONUSoftReboot   functional    notready
+    [Tags]    VOL-1957    ONUSoftReboot   functional
     [Setup]    Start Logging    ONUSoftReboot
     #...        AND             Setup
     [Teardown]    Run Keywords    Collect Logs