[LAB-512] default add 'python' annotation for bacalhau submissions made through pip pkg

This enables better insights into how many users interact through our notebooks.

<sub>From [SyncLinear.com](https://synclinear.com) | [LAB-512](https://linear.app/convexitylabs/issue/LAB-512/default-add-python-annotation-for-bacalhau-submissions-made-through)</sub>