output: macho -- Rename sect_attribs to macho_known_section_attr
output: macho -- Rename sect_attribs to macho_known_section_attr

To unify with macho_known_section in namings.

Signed-off-by: Cyrill Gorcunov <7a1ea01eee6961eb1e372e3508c2670446d086f4@gmail.com>

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