[Docs] update the contribute guide inside ISSUE_TEMPLATE

[Yana-Gupta]

Current State

The ISSUE_TEMPLATE inside .github directory are not updated with Contributor Guides

Desired State

You need to update entire Contributor Guides inside ISSUE_TEMPLATE with the following scripts:

#### [Contributor Guides](https://docs.meshery.io/project/contributing) and Resources
- 📚 [Instructions for contributing to documentation](https://docs.meshery.io/project/contributing/contributing-docs)
   - Meshery documentation [site](https://docs.meshery.io/) and [source](https://github.com/meshery/meshery/tree/master/docs)
- 🛠 [Meshery Build & Release Strategy](https://docs.meshery.io/project/build-and-release)
- 🎨 Wireframes and designs for Meshery UI in [Figma](https://www.figma.com/file/SMP3zxOjZztdOLtgN4dS2W/Meshery-UI)
- 🙋🏾🙋🏼 Questions: [Layer5 Discussion Forum](https://discuss.layer5.io) and [Layer5 Community Slack](http://slack.layer5.io)

---

Contributor Guides and Resources

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

[welcome]

Thanks for opening this issue. A contributor will be by to give feedback soon. In the meantime, please review the Layer5 Community Welcome Guide and sure to join the community Slack.

[abhijeetgauravm]

I would like to work on this issue!