[FIX] sap.m.Dialog: Initial focus issue fixed
[FIX] sap.m.Dialog: Initial focus issue fixed

BCP: 1670520928
Fixes https://github.com/SAP/openui5/issues/1192
Change-Id: I159634402daf50c8d633cb540c051fe6f5476eca

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