[BUG] ml magic subparameter for endpoints should be --id instead of --job-id

[sojiadeshina]

Describe the bug
A clear and concise description of what the bug is.

Expected behavior
In this line, the subparser argument should be --id instead of --job-id since the endpoints are not a job. https://github.com/aws/graph-notebook/blob/main/src/graph_notebook/magics/ml.py#L282

[michaelnchin]

Hi @sojiadeshina,

Thank you for bringing this naming issue in the NeptuneML commands to our attention. A pull request to resolve this will be out shortly.