[FIX] sap.m.HeaderContainer : Added fix to check the next item is arrow key and attempt to jump out of Header container on Tab key press.
[FIX] sap.m.HeaderContainer : Added fix to check the next item is arrow key and attempt to jump out of Header container on Tab key press.


BCP - 1780438598.

Change-Id: I50182bb6d207d08e43b10d431300f3aebd9a96e0

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