chore: Update SAST docs pinning example

What does this MR do and why?

Previous docs showed only PATCH pinning but we support both MINOR and PATCH. This docs update makes that more clear

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

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