style: set code width to 120

include/arch/arm/arch/64/mode/fastpath/fastpath.h

include/arch/arm/arch/kernel/boot.h

include/arch/arm/arch/kernel/vspace.h

include/arch/arm/arch/machine/gic_pl390.h

include/arch/arm/arch/model/smp.h

include/arch/arm/arch/object/iospace.h

include/arch/riscv/arch/kernel/boot.h

include/arch/riscv/arch/kernel/traps.h

include/arch/x86/arch/32/mode/fastpath/fastpath.h

include/arch/x86/arch/32/mode/stack.h

include/arch/x86/arch/64/mode/fastpath/fastpath.h

include/arch/x86/arch/kernel/boot.h

include/arch/x86/arch/kernel/ept.h

include/arch/x86/arch/kernel/vspace.h

include/arch/x86/arch/model/smp.h

include/arch/x86/arch/object/ioport.h

include/arch/x86/arch/object/iospace.h

include/arch/x86/arch/object/objecttype.h

include/kernel/boot.h

libsel4/arch_include/arm/sel4/arch/functions.h