Marking the images to only load when they need to

[travjenkins]

Changes

Misc

• putting some image loads back as they harmed LCP

Ran analyses from Google and these jumped out as easy wins

Tests / Screenshots

[github-actions[bot]]

Visit the preview URL for this PR (updated for commit 1eb3ed9):

https://estuary-marketing--pr301-travjenkins-seo-head-tavfg7jg.web.app

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