Update dependency prettier to v2.7.1

Author: renovate[bot]

package.json

@@ -16,7 +16,7 @@
     "@types/fs-extra": "^9.0.11",
     "@types/node": "latest",
     "opn-cli": "4.1.0",
-    "prettier": "2.0.4",
+    "prettier": "2.7.1",
     "tslint": "5.20.1",
     "tslint-config-prettier": "1.18.0"
   },

yarn.lock

@@ -965,10 +965,10 @@ pify@^3.0.0:
   resolved "https://registry.yarnpkg.com/pify/-/pify-3.0.0.tgz#e5a4acd2c101fdf3d9a4d07f0dbc4db49dd28176"
   integrity sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=
 
-prettier@2.0.4:
-  version "2.0.4"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.0.4.tgz#2d1bae173e355996ee355ec9830a7a1ee05457ef"
-  integrity sha512-SVJIQ51spzFDvh4fIbCLvciiDMCrRhlN3mbZvv/+ycjvmF5E73bKdGfU8QDLNmjYJf+lsGnDBC4UUnvTe5OO0w==
+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==
 
 protobufjs@^6.8.6:
   version "6.11.2"