build(deps): bump gatsby-transformer-yaml in /packages/website

Bumps [gatsby-transformer-yaml](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-transformer-yaml) from 4.7.0 to 4.8.0.
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-transformer-yaml/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/gatsby-transformer-yaml@4.8.0/packages/gatsby-transformer-yaml)

---
updated-dependencies:
- dependency-name: gatsby-transformer-yaml
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

packages/website/package.json

@@ -35,7 +35,7 @@
     "gatsby-source-filesystem": "4.7.0",
     "gatsby-transformer-remark": "5.7.0",
     "gatsby-transformer-sharp": "4.7.0",
-    "gatsby-transformer-yaml": "4.7.0",
+    "gatsby-transformer-yaml": "4.8.0",
     "gbimage-bridge": "0.2.1",
     "http-status-codes": "2.2.0",
     "jsonp": "0.2.1",

packages/website/yarn.lock

@@ -6240,10 +6240,10 @@ gatsby-transformer-sharp@4.7.0:
     semver "^7.3.5"
     sharp "^0.29.3"
 
-gatsby-transformer-yaml@4.7.0:
-  version "4.7.0"
-  resolved "https://registry.yarnpkg.com/gatsby-transformer-yaml/-/gatsby-transformer-yaml-4.7.0.tgz#3f4463ee12769ead67e5daedbdaedf8f3333ba31"
-  integrity sha512-uwTQdwLBW+ibWG2rHYTt3yCzmHDQ8yCLz/vwX4LjRU+VBow0cwm0DwZdQTCBVLufQ7Bx3b3E+bECwgprlku7UA==
+gatsby-transformer-yaml@4.8.0:
+  version "4.8.0"
+  resolved "https://registry.yarnpkg.com/gatsby-transformer-yaml/-/gatsby-transformer-yaml-4.8.0.tgz#b991f1506d4201d2085019221ab6c30f5ff9ec92"
+  integrity sha512-zTbN/2frPdnC1eiuzdAztyPBAxepb7nuExjdgJsFK5jXCeHMNe/00I1TxK7ah5bQyQoMPos6kgYCiOdczCIRiQ==
   dependencies:
     "@babel/runtime" "^7.15.4"
     js-yaml "^3.14.1"