fix: close file descriptor as required per g_spawn_* documentation
fix: close file descriptor as required per g_spawn_* documentation

alexandervdm/gummi,turbopobre/gummi,bobi32/gummi,mlda065/gummi,bobi32/gummi,mlda065/gummi,turbopobre/gummi,alexandervdm/gummi,mlda065/gummi,alexandervdm/gummi,mlda065/gummi,bobi32/gummi,turbopobre/gummi,turbopobre/gummi,bobi32/gummi