remove useless file

components/timepicker/locale.js

-import objectAssign from 'object-assign';
-import GregorianCalendarLocale from 'gregorian-calendar/lib/locale/zh_CN';
-import CalendarLocale from 'rc-time-picker/lib/locale/zh_CN';
-
-// 统一合并为完整的 Locale
-let locale = objectAssign({}, GregorianCalendarLocale);
-locale.lang = objectAssign({}, CalendarLocale);
-
-// All settings at:
-// https://github.com/ant-design/ant-design/issues/424
-
-export default locale;