1. Proposed title of this feature request
Request for support of Fluentd log level changes in RHOCP 4

2. What is the nature and description of the request?
For troubleshooting purposes, we need a supported way of raising/tuning the fluent LOG_LEVEL.

3. Why does the customer need this? (List the business requirements here)
Troubleshooting purposes. Currently, this can be only done in an unsupported way: https://access.redhat.com/solutions/4661421

4. List any affected packages or components.
Cluster Logging: fluentd