[Feature] Add MesheryIcon to Icon Collection

[Rajesh-Nagarajan-11]

Current Behavior

The current Sistent icon collection does not include MesheryIcon. To maintain consistency with Meshery branding and provide developers with easy access, this icon should be part of the library.
Visit -> https://layer5.io/projects/sistent/components/icons

Desired Behavior

• Add MesheryIcon in the icon collection.

• Ensure it follows the design and style guidelines of the current Meshery logo.

Implementation

• Make the icon color customizable, so developers can adapt it when needed

Mockups

Contributor Guide

• 🎨 Wireframes and designs for Sistent site in Figma (open invite)