[Components] classmarker

# classmarker
## URLs
- https://www.classmarker.com/online-testing/docs/api/#api-reference
## Polling Sources
### new-test-result-instant
#### Description
Emit new event when a student completes a test and their results are available. Props: Requires selecting a specific test or all tests.
## Actions
### create-access-code
#### Description
Create a new access code and add it to an access code list. Props required: access code value, associated test or user group. Optional props: expiration date, usage limits.