6660 - fixes entity section error when property value is an empty array

[mfacar]

fixes #6660

[sentry-io]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: app/react/Markdown/components/EntitySection.tsx

Function	Unhandled Issue
getPropertyValue	TypeError: Cannot read properties of undefined (reading 'label') getPropertyValue(app/react/Markdown/component... Event Count: 9 Affected Users: 2

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