Bump gatsby from 5.12.10 to 5.12.11 (#995)

Bumps [gatsby](https://github.com/gatsbyjs/gatsby) from 5.12.10 to 5.12.11.
- [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@5.12.10...gatsby@5.12.11)

---
updated-dependencies:
- dependency-name: gatsby
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -14,7 +14,7 @@
     "@fortawesome/react-fontawesome": "0.2.0",
     "@mdx-js/react": "2.3.0",
     "darkmode-js": "1.5.7",
-    "gatsby": "5.12.10",
+    "gatsby": "5.12.11",
     "gatsby-plugin-feed": "5.12.3",
     "gatsby-plugin-google-analytics": "5.12.0",
     "gatsby-plugin-image": "3.12.3",