[INTERNAL] sap.m.ComboBoxBaseRenderer: add CSS class for disabled state
[INTERNAL] sap.m.ComboBoxBaseRenderer: add CSS class for disabled state

Change-Id: I1edbb413b4e083e67a37bc7fe892df99fb448300

olirogers/openui5,SQCLabs/openui5,nzamani/openui5,SAP/openui5,SAP/openui5,cschuff/openui5,olirogers/openui5,SAP/openui5,nzamani/openui5,nzamani/openui5,cschuff/openui5,SAP/openui5,olirogers/openui5,SQCLabs/openui5,cschuff/openui5,SQCLabs/openui5