livepatch: use proper rc variable in livepatch_do_action()

livepatch: use proper rc variable in livepatch_do_action()

Fix c&p bug in the livepatch_do_action() code of
LIVEPATCH_ACTION_REPLACE case.
The correct variable handling return code of revert action is
other->rc in this case.

Coverity-ID: 1457467
Fixes: 6047104c3c ("livepatch: Add per-function applied/reverted state tracking marker")
Reported-by: Andrew Cooper <andrew.cooper3@citrix.com>
Signed-off-by: Pawel Wieczorkiewicz <wipawel@amazon.de>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>