build: configure Prettier to avoid parenthesis in arrow function

jrolfs · jrolfs · commit 705a22a2d81a · 2020-05-29T15:17:39.000-07:00
The default was changed in 2.0.0 (๑•̀⁠ㅁ⁠•́๑)
diff --git a/.prettierrc b/.prettierrc
@@ -6,5 +6,6 @@
   "singleQuote": true,
   "trailingComma": "all",
   "bracketSpacing": false,
-  "jsxBracketSameLine": false
+  "jsxBracketSameLine": false,
+  "arrowParens": "avoid"
 }
