Readme Update

[ritiksaxena124]

This PR updates the readme of Meshery org

• [x] Help wanted tag
• [x] Contributors count
• [x] Adding Five images

Signed commits

• [x] Yes, I signed my commits.

[welcome[bot]]

Yay, your first pull request! :thumbsup: A contributor will be by to give feedback soon. In the meantime, you can find updates in the #github-notifications channel in the community Slack. Be sure to double-check that you have signed your commits. Here are instructions for making signing an implicit activity while performing a commit.

[ritiksaxena124]

@leecalcote what changes are needed?

[leecalcote]

screenshot?

[welcome[bot]]

Thanks for your contribution to Meshery! :tada:

        Join the community, if you haven't yet and please leave a :star: star on the project. :smile: