[FIX] sap.m.IconTabBar: More button is read out once now
[FIX] sap.m.IconTabBar: More button is read out once now

Change-Id: If618039827b0041667588d5d00eceac91b431c75
BCP: 2080166121

SAP/openui5,SAP/openui5,SAP/openui5,SAP/openui5