[BUG] add carbide as a product in the carbide software suite

[zackbradys]

Describe the bug Add carbide as a product card so customers can easily view and access and download the carbide bits such as stigatron, airgapped docs, various helm charts, etc...

Additional context

• https://github.com/rancherfederal/carbide-releases/blob/main/carbide-images.txt
• https://github.com/rancherfederal/carbide-charts/tree/main/charts
• https://rancherfederal.github.io/carbide-docs/docs/registry-docs/downloading-images#carbide

[zackbradys]

@camryncarter @dweomer any update in this? definitely important to have carbide on the carbide portal