[INTERNAL] sap.m.MultiComboBox: aria-roledescription update
[INTERNAL] sap.m.MultiComboBox: aria-roledescription update

The text for the aria-roledescription attribute of the sap.m.MultiCombo
Box is now changed from "Multi Value ComboBox" to "Multi Value Combo
Box".

Change-Id: Ia6018be02f358c119aa3d01e52f16618779fba59

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