[INTERNAL] Set EditorConfig "tab_width" to improve GitHub display
[INTERNAL] Set EditorConfig "tab_width" to improve GitHub display

Closes: https://github.com/SAP/openui5/pull/1193
Change-Id: I9208e5d24ea53a95e8e8d83bc1a2556fe17d6c04

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