chore(package): update lockfile yarn.lock

Author: greenkeeper[bot]

yarn.lock

@@ -2392,9 +2392,10 @@ escodegen@^1.9.1:
   optionalDependencies:
     source-map "~0.6.1"
 
-eslint-config-prettier@^3.0.0:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-3.0.1.tgz#479214f64c1a4b344040924bfb97543db334b7b1"
+eslint-config-prettier@^6.7.0:
+  version "6.7.0"
+  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-6.7.0.tgz#9a876952e12df2b284adbd3440994bf1f39dfbb9"
+  integrity sha512-FamQVKM3jjUVwhG4hEMnbtsq7xOIDm+SY5iBPfR8gKsJoAB2IQnNF+bk1+8Fy44Nq7PPJaLvkRxILYdJWoguKQ==
   dependencies:
     get-stdin "^6.0.0"