[gi-invoke-ng] do not allocate null terminator for garray
[gi-invoke-ng] do not allocate null terminator for garray

* We are simply setting our own array so we don't want any allocate null byte

jdahlin/pygobject,thiblahute/pygobject,choeger/pygobject-cmake,pexip/pygobject,thiblahute/pygobject,davidmalcolm/pygobject,jdahlin/pygobject,pexip/pygobject,GNOME/pygobject,pexip/pygobject,davibe/pygobject,MathieuDuponchelle/pygobject,thiblahute/pygobject,choeger/pygobject-cmake,sfeltman/pygobject,MathieuDuponchelle/pygobject,GNOME/pygobject,davidmalcolm/pygobject,GNOME/pygobject,davidmalcolm/pygobject,davibe/pygobject,MathieuDuponchelle/pygobject,davibe/pygobject,jdahlin/pygobject,davibe/pygobject,sfeltman/pygobject,choeger/pygobject-cmake,sfeltman/pygobject