Fix static check fail in hitl/standard provider

[jscheffl]

Fix static checks in https://github.com/apache/airflow/actions/runs/21095124907 after #60681 was merged.

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• Read the Pull Request Guidelines for more information. Note: commit author/co-author name and email in commits become permanently public when merged.
• For fundamental code changes, an Airflow Improvement Proposal (AIP) is needed.
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[jscheffl]

No waiting on full CI, static checks passed, merging early.