Try to fix RN 0.64 upgrade insert link crash

[hypest]

Fixes #

gutenberg-mobile PR: wordpress-mobile/gutenberg-mobile#3597

To test:

Regression Notes

1. Potential unintended areas of impact

2. What I did to test those areas of impact (or what existing automated tests I relied on)

3. What automated tests I added (or what prevented me from doing so)

PR submission checklist:

• I have completed the Regression Notes.
• I have considered adding accessibility improvements for my changes.
• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.

[peril-wordpress-mobile]

You can trigger optional UI/connected tests for these changes by visiting CircleCI here.

[peril-wordpress-mobile]

	Warnings
⚠️	PR is missing at least one label.

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[peril-wordpress-mobile]

You can test the changes on this Pull Request by downloading the APK here.

[hypest]

Tried the installable build built off f8c8083 and it doesn't crash for me when trying to add a link inside a paragraph by tapping on the link toolbar button! 🎉

[hypest]

Fix has been included in the main RN 0.64 upgrade PRs already and those got merged already so, closing this 🎉.