[FIX] sap.m.MessageBox: Semantic colors are now correct
[FIX] sap.m.MessageBox: Semantic colors are now correct

This fix is covered by visual tests

BCP: 2270154147
Change-Id: Ief0b3443a49acca10312478fda8889e3338f467c

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