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

Author: renovate-bot

package.json

@@ -11,7 +11,7 @@
  "precommit": "pretty-quick --staged"
  },
  "devDependencies": {
- "prettier": "1.15.1",
+ "prettier": "1.15.2",
  "react-scripts": "2.1.1"
  },
  "dependencies": {

yarn.lock

@@ -6806,9 +6806,9 @@ preserve@^0.2.0:
  version "0.2.0"
  resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
-prettier@1.15.1:
- version "1.15.1"
- resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.15.1.tgz#06c67106afb1b40e74b002353b2079cc7e0e67bf"
+prettier@1.15.2:
+ version "1.15.2"
+ resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.15.2.tgz#d31abe22afa4351efa14c7f8b94b58bb7452205e"
 
 prettier@^1.14.2:
  version "1.14.3"