chore(deps): update dependency prettier to v1.15.2

Author: renovate-bot

package.json

@@ -65,7 +65,7 @@
     "json": "9.0.6",
     "lint-staged": "7.3.0",
     "mversion": "1.12.0",
-    "prettier": "1.8.2",
+    "prettier": "1.15.2",
     "react": "16.5.2",
     "react-dom": "16.5.2",
     "react-test-renderer": "16.5.2",

yarn.lock

@@ -5764,9 +5764,9 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
-prettier@1.8.2:
-  version "1.8.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.8.2.tgz#bff83e7fd573933c607875e5ba3abbdffb96aeb8"
+prettier@1.15.2:
+  version "1.15.2"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.15.2.tgz#d31abe22afa4351efa14c7f8b94b58bb7452205e"
 
 pretty-format@^22.1.0:
   version "22.1.0"