fix(ti): release lock in all TI-SCI xfer return paths

Failing to send a message is often not fatal and we will end up trying
to send again. This would fail as some exit paths do not release the
secure proxy xfer lock. Release this lock on all return paths.

Signed-off-by: Andrew Davis <afd@ti.com>
Change-Id: I3939015774f819572dbd26720b2c105fba7574cb
1 file changed