fix(ci): update crash_roxlattables_unhanled_exception_at_el3.exp script

exception_regs.inc file has been renamed to exception_gp_regs.inc
and has been updated here.

Signed-off-by: Jayanth Dodderi Chidanand <jayanthdodderi.chidanand@arm.com>
Change-Id: I138dd0a45acababba2d7503e75f479f59b3178dc
2 files changed