Add new directory to house DevSecOps tutorials

What does this MR do and why?

@rdickenson and I are working with the Secure product team to create tutorials and a get started guide for new and existing customers.

We will create a directory in which to house new tutorials for DevSecOps/Secure.

Associated MR/issue:

MR

Epic

MR acceptance checklist

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• I have evaluated the MR acceptance checklist for this MR.