Extend secrets management and reorganize `continuous-delivery` folders

[EliiseS]

Pull Request Template

What are you trying to address

Extending the information available on managing secret with gitops.

Description of new changes

• Reorganize folder structure for /continuous-delivery to group together topics by discipline, as discussed with @TessFerrandez
• Adding Secret Management with GitOps a heading on External Secret Provider and additional minor information to the other headings.

Co-author: @buzzfrog

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• [ ] Label the pull request with the appropriate area(s)
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[EliiseS]

Can someone help me understand what this pipeline error is about? I can't tell if I caused it:

@shiranr @TessFerrandez

[shiranr]

Hi @EliiseS, The error is in the upper log. I think the issue is the links which point to the documents you moved.

LMK if you need more assistance.