NIFI-8926 Remove disabling/enabling from docs list of actions that are not tracked in registry, since it is tracked now
NIFI-8926 Remove disabling/enabling from docs list of actions that are not tracked in registry, since it is tracked now

Signed-off-by: Pierre Villard <pierre.villard.fr@gmail.com>

This closes #5465.

MikeThomsen/nifi,MikeThomsen/nifi,MikeThomsen/nifi,MikeThomsen/nifi,pvillard31/nifi,jfrazee/nifi,jfrazee/nifi,jfrazee/nifi,pvillard31/nifi,jfrazee/nifi,MikeThomsen/nifi,jfrazee/nifi,jfrazee/nifi,pvillard31/nifi,pvillard31/nifi,MikeThomsen/nifi,MikeThomsen/nifi,pvillard31/nifi,pvillard31/nifi,jfrazee/nifi,jfrazee/nifi,pvillard31/nifi,pvillard31/nifi