Fix the role verb wording in the template for the invite email

[rdimitrov]

Summary

The following PR fixes the role verb wording in the template for the invite email.

Fixes #4153

Change Type

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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)
• Documentation (updates or additions to documentation)
• Refactoring or test improvements (no bug fixes or new functionality)

Testing

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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.
• Checked that related changes are merged.

[CLAassistant]

All committers have signed the CLA.

[coveralls]

coverage: 53.976% (-0.009%) from 53.985%
when pulling d43299f on fix-role-verb
into be90b9e on main.