linux-phytec-ti

arm, arm64: export __hyp_stub_vectors

HVC_GET_VECTORS got removed. External hypervisors, like Jailhouse, need
this address when they are deactivated, in order to restore original
state.

Signed-off-by: Ralf Ramsauer <ralf.ramsauer@oth-regensburg.de>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
[t-kristo@ti.com: moved the export clauses under arm*ksyms.c to avoid build
 failures]
Signed-off-by: Tero Kristo <t-kristo@ti.com>