Update dependency prettier to v1.11.0

Author: renovate-bot

package.json

@@ -43,7 +43,7 @@
     "jest": "21.2.1",
     "lerna": "2.9.0",
     "opencollective": "1.0.3",
-    "prettier": "1.10.2",
+    "prettier": "1.11.0",
     "rimraf": "2.6.2",
     "ts-jest": "21.2.4",
     "tslint": "5.9.1",

yarn.lock

@@ -2748,9 +2748,9 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
-prettier@1.10.2:
-  version "1.10.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.10.2.tgz#1af8356d1842276a99a5b5529c82dd9e9ad3cc93"
+prettier@1.11.0:
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.11.0.tgz#c024f70cab158c993f50fc0c25ffe738cb8b0f85"
 
 pretty-format@^21.2.1:
   version "21.2.1"