Bump gatsby from 4.14.0 to 4.25.7 (#470)

Bumps [gatsby](https://github.com/gatsbyjs/gatsby) from 4.14.0 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@4.14.0...gatsby@4.25.7)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -7,7 +7,7 @@
   },
   "author": "Mike Varrieur <mike@varrieur.dev>",
   "dependencies": {
-    "gatsby": "^4.14.0",
+    "gatsby": "^4.25.7",
     "gatsby-image": "^3.11.0",
     "gatsby-plugin-catch-links": "^4.14.0",
     "gatsby-plugin-manifest": "^4.0.0",