Update dependency prettier to v2.4.0

Author: renovate-bot

package.json

@@ -119,7 +119,7 @@
     "normalize.css": "8.0.1",
     "nyc": "15.1.0",
     "postcss-nested": "5.0.6",
-    "prettier": "2.3.2",
+    "prettier": "2.4.0",
     "qunit": "2.17.1",
     "qunit-console-grouper": "0.3.0",
     "qunit-dom": "2.0.0",

yarn.lock

@@ -12175,10 +12175,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-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@2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.4.0.tgz#85bdfe0f70c3e777cf13a4ffff39713ca6f64cba"
+  integrity sha512-DsEPLY1dE5HF3BxCRBmD4uYZ+5DCbvatnolqTqcxEgKVZnL2kUfyu7b8pPQ5+hTBkdhU9SLUmK0/pHb07RE4WQ==
 
 [email protected]:
   version "5.6.0"