Clean up announcer pod

Change-Id: I99995a56ad6d70d79e13ca6af93cfa9333bdea00
diff --git a/libraries/utils.robot b/libraries/utils.robot
index 91a431c..fed2694 100644
--- a/libraries/utils.robot
+++ b/libraries/utils.robot
@@ -299,8 +299,7 @@
 Announce Message
     [Arguments]    ${message}
     [Documentation]    Announce a message that will be picked up by the log aggregator
-    Run Process   kubectl    delete    pod    announcer
-    Run Process    kubectl    run    announcer    -ti    --restart    Never    --image    ubuntu
+    Run Process    kubectl    run    announcer    -ti    --rm    --restart    Never    --image    ubuntu
     ...     bash    --    -c    echo; sleep 1; echo ${message}; sleep 1; date --rfc-3339\=n ; sleep 1; echo; sleep 1
 
 Clean Up Linux