Np azurized wdls add error to multiome

[nikellepetrillo]

Description

Cellbender cannot run on Azure as Azure does not support GPUs. This PR adds a check and will fail the pipeline fast if run_cellbender = true and cloud_provider is not GCP

Checklist

If you can answer "yes" to the following items, please add a checkmark next to the appropriate checklist item(s) and notify our WARP documentation team by tagging either @ekiernan or @kayleemathews in a comment on this PR.

• [ ] Did you add inputs, outputs, or tasks to a workflow?
• [ ] Did you modify, delete or move: file paths, file names, input names, output names, or task names?
• [ ] If you made a changelog update, did you update the pipeline version number?

[github-actions[bot]]

🔍Changelog Validation Results:

Comparing changelogs for pipelines that differ from the versions on 'origin/azurized_wdls':
Multiome.changelog.md has not been changed and needs to be updated
Some changelog files need updating. See output for details.
validation_failed