Update dependency eslint-plugin-prettier to v4

Author: renovate-bot

package.json

@@ -34,7 +34,7 @@
     "eslint-plugin-filenames": "^1.3.2",
     "eslint-plugin-import": "^2.23.4",
     "eslint-plugin-jsx-a11y": "^6.4.1",
-    "eslint-plugin-prettier": "^3.4.0",
+    "eslint-plugin-prettier": "^4.0.0",
     "eslint-plugin-react": "^7.24.0",
     "gatsby": "^3.14.0-next.0",
     "gatsby-plugin-utils": "^1.14.0-next.0",

yarn.lock

@@ -4497,10 +4497,10 @@ eslint-plugin-jsx-a11y@^6.4.1:
     jsx-ast-utils "^3.1.0"
     language-tags "^1.0.5"
 
-eslint-plugin-prettier@^3.4.0:
-  version "3.4.1"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-3.4.1.tgz#e9ddb200efb6f3d05ffe83b1665a716af4a387e5"
-  integrity sha512-htg25EUYUeIhKHXjOinK4BgCcDwtLHjqaxCDsMy5nbnUMkKFvIhMVCp+5GFUXQ4Nr8lBsPqtGAqBenbpFqAA2g==
+eslint-plugin-prettier@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-prettier/-/eslint-plugin-prettier-4.0.0.tgz#8b99d1e4b8b24a762472b4567992023619cb98e0"
+  integrity sha512-98MqmCJ7vJodoQK359bqQWaxOE0CS8paAz/GgjaZLyex4TTk3g9HugoO89EqWCrFiOqn9EVvcoo7gZzONCWVwQ==
   dependencies:
     prettier-linter-helpers "^1.0.0"