Removing unneeded dc_keystone value from puppet. This was causing
a failure during upgrade. Cleaning up since it is not required
for cert-alarm service.
Story: 2008946
Task: 42852
Signed-off-by: Sabeel Ansari <Sabeel.Ansari@windriver.com>
Change-Id: I93b9c928416ab12049784c860aeddf0eaec572d7