[OOF] use non-root user to access cmso database

Move mariadb galera config from global to root
Add service name to mariadb-init config
Fix mariadb-init secret to use Additional databases
Create separate users for cmso service and optimizer

Issue-ID: OPTFRA-800
Signed-off-by: krishnaa96 <krishna.moorthy6@wipro.com>
Change-Id: I5b91d297d35125ca242f40fe1a6328da0f4daa62
6 files changed