[DO NOT MERGE] Fix dictation regression on iOS

[SiobhyB]

This PR has been created purely for the purpose of generating an installable build for WordPress/gutenberg#49056.

• Gutenberg: [RNMobile] Fix dictation regression on iOS WordPress/gutenberg#49056
• Gutenberg Mobile: Fix dictation regression on iOS gutenberg-mobile#5561

[peril-wordpress-mobile]

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🚫	Podfile: reference to a commit hash for Gutenberg,RNTAztecView

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[wpmobilebot]

📲 You can test the changes from this Pull Request in Jetpack Alpha by scanning the QR code below to install the corresponding build.

	App Name	Jetpack Alpha
	Configuration	Release-Alpha
	Build Number	pr20335-2e6b047
	Version	21.9
	Bundle ID	com.jetpack.alpha
	Commit	2e6b047
	App Center Build	jetpack-installable-builds #4239

Automatticians: You can use our internal self-serve MC tool to give yourself access to App Center if needed.

[wpmobilebot]

📲 You can test the changes from this Pull Request in WordPress Alpha by scanning the QR code below to install the corresponding build.

	App Name	WordPress Alpha
	Configuration	Release-Alpha
	Build Number	pr20335-2e6b047
	Version	21.9
	Bundle ID	org.wordpress.alpha
	Commit	2e6b047
	App Center Build	WPiOS - One-Offs #5215

Automatticians: You can use our internal self-serve MC tool to give yourself access to App Center if needed.