build(deps): Bump gatsby-plugin-react-helmet from 5.18.0 to 5.19.0

Bumps [gatsby-plugin-react-helmet](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-react-helmet) from 5.18.0 to 5.19.0.
- [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@5.19.0/packages/gatsby-plugin-react-helmet)

---
updated-dependencies:
- dependency-name: gatsby-plugin-react-helmet
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -45,7 +45,7 @@
     "dayjs": "^1.11.2",
     "gatsby": "^4.18.2",
     "gatsby-plugin-manifest": "^4.18.1",
-    "gatsby-plugin-react-helmet": "^5.18.0",
+    "gatsby-plugin-react-helmet": "^5.19.0",
     "gatsby-plugin-robots-txt": "^1.7.1",
     "gatsby-plugin-sass": "^5.18.0",
     "gatsby-plugin-sitemap": "^5.13.0",