[Docs] Revise the Meshery embed design docs to incorporate updated embedding styles.

[Aviral0702]

Current State

We need to update the Meshery design embeddings with newer styles and use latest embedding packages.

Desired State

• Implement the latest embedding packages
• Enhance documentation with more visually appealing designs.

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Contributor Guide and Resources

• 📚 Instructions for contributing to documentation
  • Layer5 documentation site and source
• 🎨 Wireframes and designs for Layer5 site in Figma (open invite)
• 🙋🏾🙋🏼 Questions: Layer5 Discussion Forum and Layer5 Community Slack