chore(deps): update all non-major dependencies

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@nuxt/content-theme-docs	^0.7.2 -> ^0.8.1
firebase (source, changelog)	^8.0.2 -> ^8.1.0

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Release Notes

nuxt/content

### [`v0.8.1`](https://togithub.com/nuxt/content/compare/@nuxt/content-theme-docs@0.8.0...@nuxt/content-theme-docs@0.8.1) [Compare Source](https://togithub.com/nuxt/content/compare/@nuxt/content-theme-docs@0.8.0...@nuxt/content-theme-docs@0.8.1) ### [`v0.8.0`](https://togithub.com/nuxt/content/compare/@nuxt/content-theme-docs@0.7.2...@nuxt/content-theme-docs@0.8.0) [Compare Source](https://togithub.com/nuxt/content/compare/@nuxt/content-theme-docs@0.7.2...@nuxt/content-theme-docs@0.8.0)

firebase/firebase-js-sdk

### [`v8.1.0`](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.0.2...firebase@8.1.0) [Compare Source](https://togithub.com/firebase/firebase-js-sdk/compare/firebase@8.0.2...firebase@8.1.0)

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