chore(deps): update dependency prettier to v2.8.8 (#233)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -38,7 +38,7 @@
     "jest": "27.5.1",
     "jest-circus": "27.5.1",
     "js-yaml": "4.1.0",
-    "prettier": "2.7.1",
+    "prettier": "2.8.8",
     "ts-jest": "27.1.5",
     "typescript": "3.9.10"
   },

yarn.lock

@@ -4703,10 +4703,10 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@2.7.1:
-  version "2.7.1"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.7.1.tgz#e235806850d057f97bb08368a4f7d899f7760c64"
-  integrity sha512-ujppO+MkdPqoVINuDFDRLClm7D78qbDt0/NR+wp5FqEZOoTNAjPHWj17QRhu7geIHJfcNhRk1XVQmF8Bp3ye+g==
+prettier@2.8.8:
+  version "2.8.8"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.8.8.tgz#e8c5d7e98a4305ffe3de2e1fc4aca1a71c28b1da"
+  integrity sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==
 
 prettier@>=1.12.0:
   version "2.0.5"