Added resource Redis

[patelkiran185]

Pull Request

closes #1473

Description

Please include a summary of the changes and the related issue.
added about redis Closes #

Type of change

• [ x] Adding a new Resource
• [ x] Adding a new Category
• [ x] Documentation enhancement or fixes
• [ ] Website enhancement or fixes

Checklist:

• [x ] I read carefully CONTRIBUTING.md
• [x ] I have performed a self-review of my own code
• [ x] I have commented my code, particularly in hard-to-understand areas
• [ x] I have made corresponding changes to the documentation

Screenshots (if appropriate):

Please add screenshots to help explain your changes.

Additional