Bump prettier from 2.3.2 to 2.4.0 (#14713)

Bumps [prettier](https://github.com/prettier/prettier) from 2.3.2 to 2.4.0.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](https://github.com/prettier/prettier/compare/2.3.2...2.4.0)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

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

package.json

@@ -123,7 +123,7 @@
     "jsdom": "^16.7.0",
     "lint-staged": "^11.1.2",
     "markdown-loader": "^6.0.0",
-    "prettier": "^2.3.2",
+    "prettier": "^2.4.0",
     "sass": "1.39.2",
     "sass-loader": "^10.1.1",
     "storybook-addon-jsx": "^7.3.13",

yarn.lock

@@ -12341,10 +12341,10 @@ prescribe@>=1.1.2:
   resolved "https://registry.yarnpkg.com/prescribe/-/prescribe-1.1.3.tgz#8d3122445f3fbaf4c4c5817ea527a17fc8139ee6"
   integrity sha1-jTEiRF8/uvTExYF+pSehf8gTnuY=
 
-prettier@^2.2.1, prettier@^2.3.2:
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.3.2.tgz#ef280a05ec253712e486233db5c6f23441e7342d"
-  integrity sha512-lnJzDfJ66zkMy58OL5/NY5zp70S7Nz6KqcKkXYzn2tMVrNxvbqaBpg7H3qHaLxCJ5lNMsGuM8+ohS7cZrthdLQ==
+prettier@^2.2.1, prettier@^2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.4.0.tgz#85bdfe0f70c3e777cf13a4ffff39713ca6f64cba"
+  integrity sha512-DsEPLY1dE5HF3BxCRBmD4uYZ+5DCbvatnolqTqcxEgKVZnL2kUfyu7b8pPQ5+hTBkdhU9SLUmK0/pHb07RE4WQ==
 
 prettier@~2.2.1:
   version "2.2.1"