fix: Entity sharing enumerates every content pack entity on every share

[Tarantula471]

Description

Fix for Entity sharing enumerates every content pack entity on every share

Motivation and Context

#26896

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• [ x] Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Refactoring (non-breaking change)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have requested a documentation update.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.

[CLAassistant]

All committers have signed the CLA.