Run Prettier on all files

src/core/matchers/toEqual.js

@@ -14,7 +14,7 @@ getJasmineRequireObj().toEqual = function(j$) {
         var result = {
             pass: false
           },
-          diffBuilder = j$.DiffBuilder({prettyPrinter: matchersUtil.pp});
+          diffBuilder = j$.DiffBuilder({ prettyPrinter: matchersUtil.pp });
 
         result.pass = matchersUtil.equals(actual, expected, diffBuilder);