[doc] DAL producer profile is now operator profile
What
Change the language in the docs so the DAL producer profile is now the DAL operator. Also update some example config files for Octez 21.0.
Why
How
Manually testing the MR
Checklist
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Document the interface of any function added or modified (see the coding guidelines) -
Document any change to the user interface, including configuration parameters (see node configuration) -
Provide automatic testing (see the testing guide). -
For new features and bug fixes, add an item in the appropriate changelog ( docs/protocols/alpha.rstfor the protocol and the environment,CHANGES.rstat the root of the repository for everything else). -
Select suitable reviewers using the Reviewersfield below. -
Select as Assigneethe next person who should take action on that MR