[DMAAP] Fix scaling logic for message router kafka and zookeeper

Currently if we want to scale message router kafka and zookeeper
we need to do manual changes in charts to make it work. With this patch
all can be done with override files.

Issue-ID: OOM-2613
Signed-off-by: Marat Salakhutdinov <marat.salakhutdinov@bell.ca>
Change-Id: I1782dca26f964f33c250520ee2e187619cee0e5e
7 files changed