GONRG-3629: documentation merged and moved to simple-osdu folder, root folder...

GONRG-3629: documentation merged and moved to simple-osdu folder, root folder README link, Status of DF added to core READMEmd, linter md fix
5 jobs for feature/GONRG-3629 in 21 seconds (queued for 3 seconds)
Status Name Job ID Coverage
  Scripts Check
passed bash_check #662640

00:00:09

passed md_link-check #662637

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passed md_structure-check #662638

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passed python_check #662639

00:00:19

passed terraform_check #662641

00:00:09