add blog under issue template

Signed-off-by: sadam-m <[email protected]>

.github/ISSUE_TEMPLATE/blog.md

@@ -0,0 +1,22 @@
+---
+name: 📝 Mesheryio Blog Post
+about: Request for a new blog post.
+title: '[Blog]'
+labels: 'area/blog, help wanted, framework/gatsby, language/markdown'
+assignees: ''
+---
+Contributors and community members are encouraged to post on https://meshery.io/blog/. A new blog post fitting the following description is requested to be written by a community member:
+
+**Desired Title:** 
+**Topic:** 
+**Core points to convey in the post:** 
+1.
+1.
+1.
+
+---
+<img src="https://raw.githubusercontent.com/meshery/meshery.io/master/assets/images/logos/meshery-logo.png" width="16px" align="left" /><h3>Contributor Resources</h3>
+
+The meshery.io website uses Jekyll and GitHub Pages. Site content is found under the [`master` branch](https://github.com/meshery/meshery.io/tree/master).
+- See [contributing instructions] (https://github.com/meshery/meshery/blob/master/CONTRIBUTING.md)
+- 🎨 Wireframes and [designs for Meshery UI](https://www.figma.com/file/SMP3zxOjZztdOLtgN4dS2W/Meshery-UI) in Figma [(open invite)](https://www.figma.com/team_invite/redeem/qJy1c95qirjgWQODApilR9).