Remove provider name from event wrapper

[dmjb]

Fixes #3071

Final step in the process in migrating over to provider ID instead of provider name.

Summary

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Fixes #(related issue)

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• Bug fix (resolves an issue without affecting existing features)
• Feature (adds new functionality without breaking changes)
• Breaking change (may impact existing functionalities or require documentation updates)
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Review Checklist:

• Reviewed my own code for quality and clarity.
• Added comments to complex or tricky code sections.
• Updated any affected documentation.
• Included tests that validate the fix or feature.
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[coveralls]

coverage: 47.861% (-0.02%) from 47.877%
when pulling 3772ee2 on eiw-remove-provider-name
into 35af4fe on main.