arch-arm: Fix EL2 target exception level for SP alignment fault.

This commit fixes the target exception Level EL2 for alignmemt fault, it
is based on HCR_EL2.tge bit.

Change-Id: Ief78b2aa0c86f1c3d9a5d3ca00121d163a9d6a86
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/24303
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Giacomo Travaglini <giacomo.travaglini@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
2 files changed