Defines configuration files for fluentbit and fluentd via the
values.yaml file for fluent-logging. This provides flexibility in
defining parsers and routes for log gathering and routing
This functionality is added via helm-toolkit helper functions for
both fluentd and fluentbit to make the values configuration
cleaner
Change-Id: I8a43f36e487e651561bec8abf7752c8fac68aefc