Update dependency prettier to v1.16.3

Author: renovate-bot

package.json

@@ -16,7 +16,7 @@
     "pwa-helpers": "0.9.0"
   },
   "devDependencies": {
-    "prettier": "1.16.2",
+    "prettier": "1.16.3",
     "rollup": "1.1.2",
     "rollup-plugin-node-resolve": "4.0.0"
   }

yarn.lock

@@ -57,10 +57,10 @@ path-to-regexp@2.2.1:
   resolved "https://registry.yarnpkg.com/path-to-regexp/-/path-to-regexp-2.2.1.tgz#90b617025a16381a879bc82a38d4e8bdeb2bcf45"
   integrity sha512-gu9bD6Ta5bwGrrU8muHzVOBFFREpp2iRkVfhBJahwJ6p6Xw20SjT0MxLnwkjOibQmGSYhiUnf2FLe7k+jcFmGQ==
 
-prettier@1.16.2:
-  version "1.16.2"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.16.2.tgz#f60bc5929a7f9a05260cc88d5430391100092414"
-  integrity sha512-vBMdCn1LjrFi2CpBsiWVKOq+WP9poXDTIGPe2sG3eE33LQ3b6IUgmaMjLZKKY+frD/8FqPeEK1qAx9mOV8iruA==
+prettier@1.16.3:
+  version "1.16.3"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.16.3.tgz#8c62168453badef702f34b45b6ee899574a6a65d"
+  integrity sha512-kn/GU6SMRYPxUakNXhpP0EedT/KmaPzr0H5lIsDogrykbaxOpOfAFfk5XA7DZrJyMAv1wlMV3CPcZruGXVVUZw==
 
 pwa-helpers@0.9.0:
   version "0.9.0"