Bump gatsby from 1.9.192 to 4.25.7

Bumps [gatsby](https://github.com/gatsbyjs/gatsby) from 1.9.192 to 4.25.7.
- [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@1.9.192...gatsby@4.25.7)

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

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

package.json

@@ -26,7 +26,7 @@
         "@types/react-dom": "16.0.3",
         "@types/react-helmet": "^5.0.3",
         "ajv-cli": "^3.0.0",
-        "gatsby": "^1.9.188",
+        "gatsby": "^4.25.7",
         "gatsby-link": "^1.6.28",
         "gatsby-plugin-favicon": "^2.1.1",
         "gatsby-plugin-react-helmet": "^2.0.4",