Fix virtual expo forms for pipelines

[anirudhprabhakaran3]

Description

Fix the queries on the Virtual Expo model, to fix failing pipelines as well.

Fixes #144

Dependencies

None

Type of Change

What types of changes does your code introduce?

• [ ] New feature (non-breaking change which adds functionality)
• [X] Bug fix (non-breaking change which fixes an issue)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

Tested on a new local instance.

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Checklist

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• [X] My code follows the style guidelines of this project
• [X] I have commented my code, particularly in hard-to-understand areas
• [X] I have made corresponding changes to the documentation
• [X] My changes generate no new warnings
• [X] I have added tests that prove my fix is effective or that my feature works
• [X] New and existing unit tests pass locally with my changes

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