[FIX] sap.uxap.AnchorBar - RTL keyboard handling bug fixed
[FIX] sap.uxap.AnchorBar - RTL keyboard handling bug fixed

This patch fixes the behavior of left/right arrows when navigating the AnchorBar in RTL.

Change-Id: Ic37ab344e2bad2041052361d8c6e81e249c60744

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