Import/Export don't work on 2.4.12

[tmtrademarked]

Describe the bug
On 2.4.12, it looks like the export/restore data buttons give an error:

Unhandled Error
TypeError: Cannot read property 'windowInstance' of undefined
    at importAppData (/Applications/Altair GraphQL Client.app/Contents/Resources/app.asar/src/app/actions.js:50:34)

To Reproduce
Steps to reproduce the behavior:

1. Go to Data -> Export/Restore
2. Observe error message

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: macOS 10.15.6 (Catalina)
• Platform: desktop app
• Version: 2.4.12

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Hey @tmtrademarked 👋,

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[imolorhe]

Hey @tmtrademarked, thanks for reporting this. This will be fixed in the next release.