[Fix] sap.m.InputBase: fix issue of showing value state message when
value state changes while typing

- also add new test example and unit test

Change-Id: Ib759a795c80e833c9d73f5fc264d7ba62c763560
CSS: 0120031469 0000719594 2014
Merge "[Fix] sap.m.InputBase: fix issue of showing value state message when value state changes while typing"