Backport of chore(docs): fix session recording policy formatting into release/0.20.x

[hc-github-team-secure-boundary]

Backport

This PR is auto-generated from #6097 to be assessed for backporting due to the inclusion of the label backport/website.

The below text is copied from the body of the original PR.

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Description

Fixes some formatting in instructions on creating storage policies where the last two instructions were stuck on the prior line.
See https://developer.hashicorp.com/boundary/docs/session-recording/compliance/update-storage-policy#update-a-storage-policy

PCI review checklist

• I have documented a clear reason for, and description of, the change I am making.
• If applicable, I've documented a plan to revert these changes if they require more than reverting the pull request.
• If applicable, I've documented the impact of any changes to security controls.
  Examples of changes to security controls include using new access control methods, adding or removing logging pipelines, etc.

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Overview of commits

• ab521f9