secret: Need to set data->error on VIR_ALLOC_N failure
secret: Need to set data->error on VIR_ALLOC_N failure

Commit id 'bb1fba629' neglected to set when creating the function.

Signed-off-by: John Ferlan <87558058f6f829e5ec976c8ef960720af4ff9c7d@redhat.com>

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