:bug: fix full_name for multiple given names

[ianardee]

Description

Fix for full_name field when there are multiple given names.

Types of changes

• [ ] Docs change / refactoring / dependency upgrade
• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Requires a change to the official Guide documentation.