[Docs] Update content Guidance image for nsx-marketing-consent

[RobTobias123]

Outcome

Updated content guidance image of nsx-marketing-consent to reflect the latest version seen in code with the new text and inline checkboxes (at wide VPs).

Scope

• Update CG image from Playground screenshot at standard size.
• Save as Webp.
• Update assets.
• PR
• Merge on approval

[RobTobias123]

PR for review please:

#715

[andij]

• Closing this ticket as PR Update guidance.webp #715 has been merged into Feature/nsx-marketing-consent light #716