Add Angular as a technology for code snippets examples and stack blitz

[cd3859]

Summary

Add additional technology options for code snippets.

💬 Description

Add ability to generate Angular stack blitz pages and have Angular as an option for code snippets.

💰 Use value

Angular along with other technologies has framework specific props, attributes and/or components, it would be useful for users using technologies other than react to have access to specific examples on how to integrate ICDS components into their chosen framework.