qemu: Remove unused bypassSecurityDriver from qemuOpenFileAs
qemu: Remove unused bypassSecurityDriver from qemuOpenFileAs

This argument is not used anymore. The only function that is
passing non-NULL (qemuDomainSaveMemory) does not actually care
for the value (after 23087cfdb) and every other caller just
passes NULL anyway.

Signed-off-by: Michal Privoznik <83d82aaba2eed257f4814b0c239c260c4caaadf0@redhat.com>
Reviewed-by: John Ferlan <87558058f6f829e5ec976c8ef960720af4ff9c7d@redhat.com>

nertpinx/libvirt,libvirt/libvirt,olafhering/libvirt,eskultety/libvirt,libvirt/libvirt,andreabolognani/libvirt,eskultety/libvirt,jfehlig/libvirt,crobinso/libvirt,jardasgit/libvirt,libvirt/libvirt,andreabolognani/libvirt,zippy2/libvirt,crobinso/libvirt,olafhering/libvirt,nertpinx/libvirt,eskultety/libvirt,zippy2/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,zippy2/libvirt,jfehlig/libvirt,andreabolognani/libvirt,jardasgit/libvirt,jardasgit/libvirt,jfehlig/libvirt,zippy2/libvirt,nertpinx/libvirt,andreabolognani/libvirt,nertpinx/libvirt,libvirt/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,olafhering/libvirt,nertpinx/libvirt,jardasgit/libvirt,olafhering/libvirt,eskultety/libvirt,eskultety/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,crobinso/libvirt