[FEATURE] Extend `make_job` to run `SparkPythonTask`

[JCZuurmond]

Changes

Extend make_job to run SparkPythonTask by:

• Add make_workspace_file fixture to create the Python file to run.
• Support SQL notebooks and files
• Add task_type to make_job to signal what type of task to run (notebook or python file)
• Add instance_pool_id to make_job for speeding up a job in integration tests by reusing an instance pool
• Add unit tests for changed fixtures
• Run jobs in integration tests

Tests

• [x] manually tested
• [x] added unit tests
• [x] added integration tests

[JCZuurmond]

Needs #58 to let CI pass

[github-actions[bot]]

This PR breaks backwards compatibility for databrickslabs/blueprint downstream. See build logs for more details.

_{Running from downstreams #61}

[github-actions[bot]]

This PR breaks backwards compatibility for databrickslabs/lsql downstream. See build logs for more details.

_{Running from downstreams #61}

[github-actions[bot]]

✅ 37/37 passed, 3 skipped, 8m38s total

_{Running from acceptance #102}