fixing eslint errors

Author: BenjaminHorn

lib/serializer.js

@@ -255,4 +255,4 @@ function caserize (value, type) {
 
   var func = mapping[type];
   return func(value);
-}
+}

test/belongsToThroughHasMany.test.js

@@ -70,4 +70,4 @@ describe('belongsTo through hasMany', function () {
 
   });
 
-});
+});