Bump gatsby-plugin-sharp from 2.4.5 to 4.25.1

Bumps [gatsby-plugin-sharp](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-sharp) from 2.4.5 to 4.25.1.
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-sharp/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-plugin-sharp@4.25.1/packages/gatsby-plugin-sharp)

---
updated-dependencies:
- dependency-name: gatsby-plugin-sharp
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

website/package.json

@@ -38,7 +38,7 @@
     "gatsby-plugin-manifest": "2.2.41",
     "gatsby-plugin-mdx": "1.2.47",
     "gatsby-plugin-react-helmet": "3.1.2",
-    "gatsby-plugin-sharp": "2.4.5",
+    "gatsby-plugin-sharp": "4.25.1",
     "gatsby-plugin-sitemap": "2.2.30",
     "gatsby-remark-autolink-headers": "2.1.21",
     "gatsby-remark-check-links": "2.1.0",