baremetal: Fix interpolation error from terraform escaping change
Terraform only needs ${} to be escaped as $${} and now does not
replace $$SOMETHING to $SOMETHING anymore as before, so we have
to either use $SOMETHING or $${SOMETHING}.
@@ -160,7 +160,7 @@ storage:
--mount volume=assets,target=/assets \
--volume bootstrap,kind=host,source=/etc/kubernetes \
--mount volume=bootstrap,target=/etc/kubernetes \
- $$RKT_OPTS \
+ $${RKT_OPTS} \
quay.io/coreos/bootkube:v0.14.0 \
--net=host \
--dns=host \
