chore: 🤖 update dependency i18next to v21.8.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
i18next (source)	21.8.5 -> 21.8.8

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Release Notes

i18next/i18next

### [`v21.8.8`](https://togithub.com/i18next/i18next/blob/HEAD/CHANGELOG.md#​2188) [Compare Source](https://togithub.com/i18next/i18next/compare/v21.8.7...v21.8.8) - fix: loadNamespaces() doesn't keep resolving order when the second request completes before the first one [1785](https://togithub.com/i18next/react-i18next/issues/1785) ### [`v21.8.7`](https://togithub.com/i18next/i18next/blob/HEAD/CHANGELOG.md#​2187) [Compare Source](https://togithub.com/i18next/i18next/compare/v21.8.6...v21.8.7) - fix: allow formatters having '' for string options eg. `this is an {{val, array(join: ' | ’)}}` ### [`v21.8.6`](https://togithub.com/i18next/i18next/blob/HEAD/CHANGELOG.md#​2186) [Compare Source](https://togithub.com/i18next/i18next/compare/v21.8.5...v21.8.6) - fix: regression introduced in v21.6.11, respect `appendNamespaceToMissingKey` for `parseMissingKeyHandler` [1507](https://togithub.com/i18next/react-i18next/issues/1507)

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