Bump gatsby-plugin-react-helmet from 5.4.0 to 5.5.0 in /packages/website

Bumps [gatsby-plugin-react-helmet](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-react-helmet) from 5.4.0 to 5.5.0.
- [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@5.5.0/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>

packages/website/package.json

@@ -22,7 +22,7 @@
     "gatsby-plugin-offline": "5.4.0",
     "gatsby-plugin-postcss": "5.4.0",
     "gatsby-plugin-purgecss": "6.1.0",
-    "gatsby-plugin-react-helmet": "5.4.0",
+    "gatsby-plugin-react-helmet": "5.5.0",
     "gatsby-plugin-robots-txt": "1.6.14",
     "gatsby-plugin-sharp": "4.4.0",
     "gatsby-plugin-sitemap": "5.5.0",

packages/website/yarn.lock

@@ -6191,10 +6191,10 @@ gatsby-plugin-purgecss@6.1.0:
     merge-anything "^4.0.1"
     purgecss "^4.0.2"
 
-gatsby-plugin-react-helmet@5.4.0:
-  version "5.4.0"
-  resolved "https://registry.yarnpkg.com/gatsby-plugin-react-helmet/-/gatsby-plugin-react-helmet-5.4.0.tgz#8c40c8749053b65de2c3360b0451adec019c15db"
-  integrity sha512-bDJYOBk0HNaK8pKHTqr8U6CFNTRCgFvgqyrGNxHeva4sS2GKV/Rj5axRYx8ti8HXgyHMgNbaMO8SgZIKf8W5DQ==
+gatsby-plugin-react-helmet@5.5.0:
+  version "5.5.0"
+  resolved "https://registry.yarnpkg.com/gatsby-plugin-react-helmet/-/gatsby-plugin-react-helmet-5.5.0.tgz#b36e07ca3d37d085ac150f825e658bcad3e786b5"
+  integrity sha512-1GJQS9+2lIkZrxXNfvFmNf5imJfVWWcxJBU2DfPlm9uByp5CZRDrGGXuth1ThTllrCmC4DBkrqIUQLAG36B9kw==
   dependencies:
     "@babel/runtime" "^7.15.4"