secur32: Restore the done label.

This was incorrectly removed by commit 5c0fe4db7d.

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dlls/secur32/schannel_macosx.c

@@ -1107,6 +1107,7 @@ static SECURITY_STATUS CDECL schan_get_session_peer_certificate(schan_session se
         CFRelease(data);
     }
 
+done:
     CFRelease(cert_array);
     return ret;
 }