chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeperio-bot

yarn.lock

@@ -2392,11 +2392,11 @@ escodegen@^1.9.1:
   optionalDependencies:
     source-map "~0.6.1"
 
-eslint-config-prettier@^2.9.0:
-  version "2.9.0"
-  resolved "https://registry.yarnpkg.com/eslint-config-prettier/-/eslint-config-prettier-2.9.0.tgz#5ecd65174d486c22dff389fe036febf502d468a3"
+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"
   dependencies:
-    get-stdin "^5.0.1"
+    get-stdin "^6.0.0"
 
 eslint-plugin-prettier@^2.6.2:
   version "2.6.2"
@@ -3026,9 +3026,9 @@ get-stdin@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-4.0.1.tgz#b968c6b0a04384324902e8bf1a5df32579a450fe"
 
-get-stdin@^5.0.1:
-  version "5.0.1"
-  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-5.0.1.tgz#122e161591e21ff4c52530305693f20e6393a398"
+get-stdin@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/get-stdin/-/get-stdin-6.0.0.tgz#9e09bf712b360ab9225e812048f71fde9c89657b"
 
 [email protected], get-stream@^3.0.0:
   version "3.0.0"