fix: regression causing ESM build errors

[stipsan]

Description

Fixes regression caused by #6867

What to review

Existing tests are enough.

Testing

In the future please don't ignore the testExports check 🙌

Notes for release

N/A as AFAIK the regression caused by #6867 isn't published yet

[vercel]

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Name	Status	Preview	Comments	Updated (UTC)
page-building-studio	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 12, 2024 3:10pm
performance-studio	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 12, 2024 3:10pm
test-compiled-studio	🔄 Building (Inspect)	Visit Preview	💬 Add feedback	Jun 12, 2024 3:10pm
test-next-studio	🔄 Building (Inspect)	Visit Preview	💬 Add feedback	Jun 12, 2024 3:10pm
test-studio	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jun 12, 2024 3:10pm

1 Ignored Deployment

Name	Status	Preview	Comments	Updated (UTC)
studio-workshop	⬜️ Ignored (Inspect)			Jun 12, 2024 3:10pm

[github-actions]

No changes to documentation

[github-actions]

Component Testing Report Updated Jun 12, 2024 3:20 PM (UTC)

File	Status	Duration	Passed	Skipped	Failed
comments/CommentInput.spec.tsx	✅ Passed (Inspect)	36s	15	0	0
formBuilder/ArrayInput.spec.tsx	✅ Passed (Inspect)	6s	3	0	0
formBuilder/inputs/PortableText/Annotations.spec.tsx	✅ Passed (Inspect)	26s	6	0	0
formBuilder/inputs/PortableText/copyPaste/CopyPaste.spec.tsx	✅ Passed (Inspect)	31s	11	7	0
formBuilder/inputs/PortableText/Decorators.spec.tsx	✅ Passed (Inspect)	14s	6	0	0
formBuilder/inputs/PortableText/DisableFocusAndUnset.spec.tsx	✅ Passed (Inspect)	8s	3	0	0
formBuilder/inputs/PortableText/DragAndDrop.spec.tsx	✅ Passed (Inspect)	59s	0	0	0
formBuilder/inputs/PortableText/FocusTracking.spec.tsx	✅ Passed (Inspect)	35s	15	0	0
formBuilder/inputs/PortableText/Input.spec.tsx	✅ Passed (Inspect)	1m 17s	21	0	0
formBuilder/inputs/PortableText/ObjectBlock.spec.tsx	✅ Passed (Inspect)	1m 4s	18	0	0
formBuilder/inputs/PortableText/PresenceCursors.spec.tsx	✅ Passed (Inspect)	7s	3	9	0
formBuilder/inputs/PortableText/RangeDecoration.spec.tsx	✅ Passed (Inspect)	20s	9	0	0
formBuilder/inputs/PortableText/Styles.spec.tsx	✅ Passed (Inspect)	14s	6	0	0
formBuilder/inputs/PortableText/Toolbar.spec.tsx	❌ Failed (Inspect)	34s	11	0	1