chore: update devDeps. and lint as per latest prettier

Author: brettz9

package-lock.json

@@ -26,11 +26,11 @@
   "devDependencies": {
     "doctoc": "^1.4.0",
     "eslint": "^6.8.0",
-    "eslint-config-prettier": "^3.0.1",
+    "eslint-config-prettier": "^6.11.0",
     "eslint-plugin-eslint-plugin": "^2.2.1",
     "eslint-plugin-jest": "^23.13.1",
     "eslint-plugin-node": "^11.1.0",
-    "eslint-plugin-prettier": "^2.6.2",
+    "eslint-plugin-prettier": "^3.1.3",
     "husky": "^4.2.5",
     "jest": "^26.6.3",
     "jest-runner-eslint": "^0.8.0",