Update image tag from 2 to 3 in offline SAST docs

What does this MR do and why?

Updates the list of analyzer images needed for offline SAST to point to 3 image tag instead of 2.

Why?

SAST analyzer images default to image tag :3 since 15.0

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

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