Don't fail if memfd_create() is not available
Don't fail if memfd_create() is not available

Signed-off-by: Norbert Kamiński <448856965c37e0ceac00017723b6e2e434c1ae24@3mdeb.com>
Signed-off-by: Sergii Dmytruk <2a893ee2830167669a22cbf4ac99460c2ecf9775@3mdeb.com>

hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,fwupd/fwupd,fwupd/fwupd