Update dependency prettier to v2.4.1 (#573)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

CodeGolf.Web/ClientApp/package.json

@@ -38,7 +38,7 @@
     "husky": "4.3.0",
     "jest-preset-preact": "4.0.2",
     "lint-staged": "10.5.4",
-    "prettier": "2.1.2"
+    "prettier": "2.4.1"
   },
   "dependencies": {
     "@aspnet/signalr": "1.1.4",

CodeGolf.Web/ClientApp/yarn.lock

@@ -8978,10 +8978,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@*, prettier@2.1.2:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.1.2.tgz#3050700dae2e4c8b67c4c3f666cdb8af405e1ce5"
-  integrity sha512-16c7K+x4qVlJg9rEbXl7HEGmQyZlG4R9AgP+oHKRMsMsuk8s+ATStlf1NpDqyBI1HpVyfjLOeMhH2LvuNvV5Vg==
+prettier@*, prettier@2.4.1:
+  version "2.4.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.4.1.tgz#671e11c89c14a4cfc876ce564106c4a6726c9f5c"
+  integrity sha512-9fbDAXSBcc6Bs1mZrDYb3XKzDLm4EXXL9sC1LqKP5rZkT6KRr/rf9amVUcODVXgguK/isJz0d0hP72WeaKWsvA==
 
 pretty-bytes@^4.0.2:
   version "4.0.2"