Bump browserslist, gatsby, gatsby-plugin-canonical-urls, gatsby-plugin-layout, gatsby-plugin-netlify, gatsby-plugin-postcss, gatsby-plugin-react-helmet and gatsby-plugin-typescript

Bumps [browserslist](https://github.com/browserslist/browserslist) to 4.28.8 and updates ancestor dependencies [browserslist](https://github.com/browserslist/browserslist), [gatsby](https://github.com/gatsbyjs/gatsby), [gatsby-plugin-canonical-urls](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-canonical-urls), [gatsby-plugin-layout](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-layout), [gatsby-plugin-netlify](https://github.com/netlify/gatsby-plugin-netlify), [gatsby-plugin-postcss](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-postcss), [gatsby-plugin-react-helmet](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-react-helmet) and [gatsby-plugin-typescript](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-typescript). These dependencies need to be updated together.


Updates `browserslist` from 4.16.8 to 4.28.8
- [Release notes](https://github.com/browserslist/browserslist/releases)
- [Changelog](https://github.com/browserslist/browserslist/blob/main/CHANGELOG.md)
- [Commits](browserslist/browserslist@4.16.8...4.28.8)

Updates `gatsby` from 3.13.0 to 5.16.1
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/compare/gatsby@3.13.0...gatsby@5.16.1)

Updates `gatsby-plugin-canonical-urls` from 3.13.0 to 5.16.0
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-canonical-urls/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-plugin-canonical-urls@5.16.0/packages/gatsby-plugin-canonical-urls)

Updates `gatsby-plugin-layout` from 2.13.0 to 4.16.0
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-layout/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-plugin-layout@4.16.0/packages/gatsby-plugin-layout)

Updates `gatsby-plugin-netlify` from 3.14.0 to 5.1.1
- [Release notes](https://github.com/netlify/gatsby-plugin-netlify/releases)
- [Changelog](https://github.com/netlify/gatsby-plugin-netlify/blob/main/CHANGELOG.md)
- [Commits](netlify/gatsby-plugin-netlify@v3.14.0...v5.1.1)

Updates `gatsby-plugin-postcss` from 4.13.0 to 6.16.0
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-postcss/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-plugin-postcss@6.16.0/packages/gatsby-plugin-postcss)

Updates `gatsby-plugin-react-helmet` from 4.13.0 to 6.16.0
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-react-helmet/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-plugin-react-helmet@6.16.0/packages/gatsby-plugin-react-helmet)

Updates `gatsby-plugin-typescript` from 3.13.0 to 5.16.0
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-typescript/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-plugin-typescript@5.16.0/packages/gatsby-plugin-typescript)

---
updated-dependencies:
- dependency-name: browserslist
  dependency-version: 4.28.8
  dependency-type: indirect
- dependency-name: gatsby
  dependency-version: 5.16.1
  dependency-type: direct:production
- dependency-name: gatsby-plugin-canonical-urls
  dependency-version: 5.16.0
  dependency-type: direct:production
- dependency-name: gatsby-plugin-layout
  dependency-version: 4.16.0
  dependency-type: direct:production
- dependency-name: gatsby-plugin-netlify
  dependency-version: 5.1.1
  dependency-type: direct:production
- dependency-name: gatsby-plugin-postcss
  dependency-version: 6.16.0
  dependency-type: direct:production
- dependency-name: gatsby-plugin-react-helmet
  dependency-version: 6.16.0
  dependency-type: direct:production
- dependency-name: gatsby-plugin-typescript
  dependency-version: 5.16.0
  dependency-type: direct:production
...

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Author: dependabot[bot]