iOS 26: Update toolbar items in web views

[kean]

This change ensures the buttons are grouped together on iOS 26.

Before / After

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	App Name	WordPress
	Configuration	Release-Alpha
	Build Number	29264
	Version	PR #24901
	Bundle ID	org.wordpress.alpha
	Commit	d2fc855
	Installation URL	4dotmr72f19ag

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

	App Name	Jetpack
	Configuration	Release-Alpha
	Build Number	29264
	Version	PR #24901
	Bundle ID	com.jetpack.alpha
	Commit	d2fc855
	Installation URL	0i4use9c75680

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[jkmassel]

Looks fine on iOS 26 and 18.5