npm(deps): bump gatsby-plugin-manifest from 2.12.0 to 2.12.1

Bumps [gatsby-plugin-manifest](https://github.com/gatsbyjs/gatsby/tree/HEAD/packages/gatsby-plugin-manifest) from 2.12.0 to 2.12.1.
- [Release notes](https://github.com/gatsbyjs/gatsby/releases)
- [Changelog](https://github.com/gatsbyjs/gatsby/blob/master/packages/gatsby-plugin-manifest/CHANGELOG.md)
- [Commits](https://github.com/gatsbyjs/gatsby/commits/[email protected]/packages/gatsby-plugin-manifest)

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

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -46,7 +46,7 @@
     "gatsby-plugin-google-tagmanager": "^2.3.5",
     "gatsby-plugin-hotjar": "^1.0.1",
     "gatsby-plugin-intl": "^0.3.3",
-    "gatsby-plugin-manifest": "^2.4.35",
+    "gatsby-plugin-manifest": "^2.12.1",
     "gatsby-plugin-next-seo": "^1.7.0",
     "gatsby-plugin-remove-serviceworker": "^1.0.0",
     "gatsby-plugin-sass": "^2.3.4",

yarn.lock

@@ -7413,7 +7413,7 @@ gatsby-plugin-intl@^0.3.3:
     intl "^1.2.5"
     react-intl "^3.12.0"
 
-gatsby-plugin-manifest@^2.4.35:
+gatsby-plugin-manifest@^2.12.1:
   version "2.12.1"
   resolved "https://registry.yarnpkg.com/gatsby-plugin-manifest/-/gatsby-plugin-manifest-2.12.1.tgz#d92f23d2d17d3c69445ef7b7842e5441e8dd785e"
   integrity sha512-Kiom3IHQ+hsRA/yt+XcBdOn1q+Rqbso5Iw0mXQQg+F+8U23sU66NaJY67ZXUkW8iwU25SOrwZaSw49C8BV0EGw==