refactor(storyteller): simplify video setup and improve layout structure

[ahenriksen-fedx]

Simplified and improved the Storyteller layout structure.

Fix #325

Test URLs:

• Original: https://www.esri.com/en-us/about/about-esri/overview
• Before: https://main--esri-eds--esri.aem.live/
• After: https://325-storyteller-refactor--esri-eds--esri.aem.live/

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Commits

• 4854494 ✅ (latest)
• bf71914 ✅
• 6f3c51e ✅
• 942140b ✅
• 039e9fd ✅
• f749139 ✅
• 1396e75 ✅
• bb1a181 ✅
• 0c6ea3a ✅

[aem-code-sync]

	Page	Scores	Audits	Google
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🖥️	/