Update dependency i18next to v23.16.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
i18next (source)	23.16.6 -> 23.16.8

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Release Notes

i18next/i18next (i18next)

### [`v23.16.8`](https://redirect.github.com/i18next/i18next/blob/HEAD/CHANGELOG.md#23168) [Compare Source](https://redirect.github.com/i18next/i18next/compare/v23.16.7...v23.16.8) - fix(plural): Create cache entry for PluralRules created as part of the fallback flow [2256](https://redirect.github.com/i18next/i18next/pull/2256) ### [`v23.16.7`](https://redirect.github.com/i18next/i18next/blob/HEAD/CHANGELOG.md#23167) [Compare Source](https://redirect.github.com/i18next/i18next/compare/v23.16.6...v23.16.7) - if plural rule is not found, try to search with language only code [2252](https://redirect.github.com/i18next/i18next/issues/2252)

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Configuration

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Code Coverage Report: Only Changed Files listed

Package	Coverage
Overall Coverage	🟢 85%

Minimum allowed coverage is 0%, this run produced 85%