chore(deps): Update prettier

Author: doug-martin

examples/package.json

@@ -56,15 +56,11 @@
     "@nestjs/schematics": "8.0.2",
     "@nestjs/testing": "8.0.4",
     "@types/express": "4.17.13",
-    "@types/jest": "26.0.24",
     "@types/node": "14.17.6",
     "@types/passport-jwt": "3.0.6",
     "@types/passport-local": "1.0.34",
     "@types/supertest": "2.0.11",
-    "jest": "27.0.6",
-    "prettier": "2.3.0",
     "supertest": "6.1.4",
-    "ts-jest": "27.0.4",
     "ts-loader": "9.2.4",
     "ts-node": "10.1.0",
     "tsconfig-paths": "3.10.1",