busybox

ash: all blocks in function node copying must be SHELL_ALIGNed

Previous commit probably introduced a bug:
non-matching size calculation in size counting and
actual copying caused by SHELL_ALIGN being applied differently!
This won't bite if string sizes are also SHELL_ALIGNed.
Thus fixing.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>