[CONTRIB] Fix chart subcomponent's readiness image name pattern

This aims to fix the changes done in
https://gerrit.onap.org/r/c/oom/+/111509 which broke ejbca/netbox/awx
readiness image name pattern.

Change-Id: I65d2f19a96d43c61167d63eb047e960dc213c985
Issue-ID: OOM-2584
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>
6 files changed