assemble.c: fix signed/unsigned comparison warning
assemble.c: fix signed/unsigned comparison warning

Ponderance: if data->bits < globalbits, should we actually use
OUT_UNSIGNED rather than OUT_WRAP here?

Signed-off-by: H. Peter Anvin (Intel) <8a453bad9912ffe59bc0f0b8abe03df9be19379e@zytor.com>

techkey/nasm,techkey/nasm,techkey/nasm,techkey/nasm,techkey/nasm