output/outbin.c: initialize section attribs upon creation
output/outbin.c: initialize section attribs upon creation

Basically it's backport of commits

11db774a151e9d895fa05f980563a5cafb0f306a
3bc3ff2fb685a645698f9db9cfc903df30e4e555
c13deef255b621ace2130adf55530f3364a40458
e3f47806658de042af0eaccb1cc7896be388b397

They were missed to back-merge in a first place.

Reported-by: Keith Kanios <0ccc0848a69a0c9f60128cfc9721e973b7acd43f@kanios.net>
Signed-off-by: Cyrill Gorcunov <7a1ea01eee6961eb1e372e3508c2670446d086f4@gmail.com>

techkey/nasm,turingstudio/nasm,turingstudio/nasm,projedi/nasm,techkey/nasm,turingstudio/nasm,letolabs/nasm,letolabs/nasm,Distrotech/nasm,projedi/nasm,techkey/nasm,techkey/nasm,letolabs/nasm,turingstudio/nasm,Distrotech/nasm,techkey/nasm,Distrotech/nasm,projedi/nasm,projedi/nasm,Distrotech/nasm,projedi/nasm