chore(deps): update dependency prettier to ^1.18.1

Author: renovate-bot

package.json

@@ -56,7 +56,7 @@
     "husky": "^2.1.0",
     "mocha": "^6.1.4",
     "nyc": "^14.1.0",
-    "prettier": "^1.18.0",
+    "prettier": "^1.18.1",
     "semantic-release": "^15.13.3",
     "sourcegraph": "^23.0.1",
     "ts-node": "^8.1.0",

yarn.lock

@@ -4260,10 +4260,10 @@ prepend-http@^1.0.1:
   resolved "https://registry.npmjs.org/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
   integrity sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=
 
-prettier@^1.18.0:
-  version "1.18.0"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.18.0.tgz#d1701ca9b2941864b52f3262b35946d2c9cd88f0"
-  integrity sha512-YsdAD29M0+WY2xXZk3i0PA16olY9qZss+AuODxglXcJ+2ZBwFv+6k5tE8GS8/HKAthaajlS/WqhdgcjumOrPlg==
+prettier@^1.18.1:
+  version "1.18.1"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.18.1.tgz#2c79bdc97cbd457fc56e2f37c91cf076d69a8e07"
+  integrity sha512-cO2Lm9UuFJHhNgHSChbFddQEzNPP+sA6fX1tGmC0VNqTc2X+7EH0gpGWdEX0HfCe5+NVyOyyyWUpLKsb8LU5vg==
 
 process-nextick-args@~2.0.0:
   version "2.0.0"