Related to https://bugzilla.redhat.com/show_bug.cgi?id=2026923

https://docs.openshift.com/container-platform/4.9/logging/cluster-logging-release-notes.html
https://docs.openshift.com/container-platform/4.9/logging/cluster-logging-deploying.html
https://docs.openshift.com/container-platform/4.9/logging/config/cluster-logging-collector.html
....

And across all the documentation where commands our outputs of commands related to fluentd are


###Describe the issue

With RHOL 5.3 was changed the name of the fluentd pods from fluentd-* to collector-*. Then,

 - Not mention in the Release notes
 - Across all the documentation are listed and speaking about fluentd and commands are for fluentd pods and not the collectors. 

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