docs: "Usage" page link is broken

[ben-basten]

Environment

N/A

Reproduction

1. Navigate to the i18n module docs: https://i18n.nuxtjs.org/docs/getting-started
2. Go to Getting Started > Usage
3. Refresh the page, and observe the 404 error.

Describe the bug

Accessing the "Usage" page in the nuxt-i18n docs from search engine results or a direct link result in a 404 error, even though it is a valid page in the documentation.

https://i18n.nuxtjs.org/docs/getting-started/usage

Additional context

No response

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