Update dependency i18next to v15.1.3

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
i18next (source)	dependencies	minor	15.0.9 -> 15.1.3

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Release Notes

i18next/i18next

v15.1.3

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• typescript: Fix type error when init with locize plugin options 1248

v15.1.2

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• typescript: types(ReactOptions): Add missing props to React Options interface 1247

v15.1.1

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• typescript: Update BackendModule interface to allow null or undefined for the callback 1244

v15.1.0

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• trigger a languageChanging event

v15.0.10

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