Update dependency react-helmet to v6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
react-helmet	^5.2.0 -> ^6.0.0

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Release Notes

nfl/react-helmet (react-helmet)

### [`v6.1.0`](https://redirect.github.com/nfl/react-helmet/blob/HEAD/CHANGELOG.md#610-2020-06-08) [Compare Source](https://redirect.github.com/nfl/react-helmet/compare/6.0.0...6.1.0) ##### Features - Re-add Helmet as a default export [(#​547)](https://redirect.github.com/nfl/react-helmet/pull/547) - Note: You may now choose `import Helmet` or `import {Helmet}` - Updates react-fast-compare to get support for Preact [(#​559)](https://redirect.github.com/nfl/react-helmet/pull/559) ### [`v6.0.0`](https://redirect.github.com/nfl/react-helmet/blob/HEAD/CHANGELOG.md#600-2020-04-09) [Compare Source](https://redirect.github.com/nfl/react-helmet/compare/aa72dffb198d8cf45caedd6fd5c8c4584e2888d2...6.0.0) ##### Features - Bundle with Rollup instead of Webpack - As a result, the default export was removed and Helmet must now be imported as a named component - `import {Helmet} from "react-helmet"` [(#​395)](https://redirect.github.com/nfl/react-helmet/pull/395) - Replace deepEqual with isEqual [(#​402)](https://redirect.github.com/nfl/react-helmet/pull/402) ### [`v5.2.1`](https://redirect.github.com/nfl/react-helmet/compare/5.2.0...aa72dffb198d8cf45caedd6fd5c8c4584e2888d2) [Compare Source](https://redirect.github.com/nfl/react-helmet/compare/5.2.0...aa72dffb198d8cf45caedd6fd5c8c4584e2888d2)

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Configuration

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[renovate[bot]]

⚠ Artifact update problem

Renovate failed to update an artifact related to this branch. You probably do not want to merge this PR as-is.

♻ Renovate will retry this branch, including artifacts, only when one of the following happens:

• any of the package files in this branch needs updating, or
• the branch becomes conflicted, or
• you click the rebase/retry checkbox if found above, or
• you rename this PR's title to start with "rebase!" to trigger it manually

The artifact failure details are included below:

File name: package-lock.json

npm WARN old lockfile 
npm WARN old lockfile The package-lock.json file was created with an old version of npm,
npm WARN old lockfile so supplemental metadata must be fetched from the registry.
npm WARN old lockfile 
npm WARN old lockfile This is a one-time fix-up, please be patient...
npm WARN old lockfile 
npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR! 
npm ERR! While resolving: gatsby-starter-netlify-cms@1.1.3
npm ERR! Found: react@16.14.0
npm ERR! node_modules/react
npm ERR!   react@"^16.2.0" from the root project
npm ERR! 
npm ERR! Could not resolve dependency:
npm ERR! peer react@"18.x" from @gatsbyjs/reach-router@2.0.1
npm ERR! node_modules/@gatsbyjs/reach-router
npm ERR!   peer @gatsbyjs/reach-router@"^2.0.0" from gatsby-link@5.5.0
npm ERR!   node_modules/gatsby-link
npm ERR!     gatsby-link@"^5.0.0" from the root project
npm ERR! 
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR! 
npm ERR! 
npm ERR! For a full report see:
npm ERR! /tmp/renovate-cache/others/npm/_logs/2023-02-01T21_07_50_477Z-eresolve-report.txt

npm ERR! A complete log of this run can be found in:
npm ERR!     /tmp/renovate-cache/others/npm/_logs/2023-02-01T21_07_50_477Z-debug-0.log