Add missing custom component files

[ayushthe1]

Current Behavior

Currently some istio custom component files (istiomesh ,grafanaddon, prometheusaddon,zipkiniaddon, jaegaraddon)are missing across all meshmodel/component versions.

Expected Behavior

Screenshots/Logs

Environment

• Host OS: Mac Linux Windows
• Platform: Docker or Kubernetes
• Meshery Server Version: stable-v
• Meshery Client Version: stable-v
• Meshery Adapter Version: stable-v

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Contributor Guides and Resources

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

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[stale]

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