verbiage: use "value" instead of "result" to avoid confusion and be m…

…ore consistent with https://github.com/mikermcneil/async/blob/patch-1/lib/mapValuesLimit.js

lib/mapValuesSeries.js

@@ -17,7 +17,7 @@ import doLimit from './internal/doLimit';
  * transformed value. Invoked with (value, key, callback).
  * @param {Function} [callback] - A callback which is called when all `iteratee`
  * functions have finished, or an error occurs. `result` is a new object consisting
- * of each key from `obj`, with each transformed result on the right-hand side.
+ * of each key from `obj`, with each transformed value on the right-hand side.
  * Invoked with (err, result).
  */
 export default doLimit(mapValuesLimit, 1);