[Chore] Refresh adapter boilerplate with latest

[leecalcote]

Current Behavior

This repo is created quite some time ago and contains our antiquated content. Please remove any reference to OAM and replace with Models.

Implementation

Please refresh from Meshery Adapter for Istio workflows as appropriate.

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Contributor Guides and Resources

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

[leecalcote]

@gyohuangxin, FYI, @MUzairS15 made progress on the rewrite and getting this adapter to a functional state. PR for review forthcoming.

[gyohuangxin]

@MUzairS15 Do we have completed the initial work for this adapter?

[MUzairS15]

Yes https://github.com/meshery/meshery-nighthawk/pull/31

[gyohuangxin]

@MUzairS15 Thanks!