[component] Linear

[monikakuster]

As a Workflow Developer
I want to be able to use the native Linear connector
So that I can implement more complex integration use cases where the connector is involved.

Website: https://linear.app/
Documentation: https://developers.linear.app/docs

Acceptance Criteria

List of implemented actions:

• create issue
• update issue
• create project
• update project
• create comment
• raw graphql query

List of implemented triggers:

• new issue
• updated issue
• removed issue

Definition of Done:

• Unit/Integration tests
• Connection setup steps
• Guidejar tutorial for connection setup
• Documentation is generated and available