tests BUGFIX fix testing data according to changed format
tests BUGFIX fix testing data according to changed format

From 0.5.0, libyang does not require single top-level element in
XML data tree (the element was skipped when parsed).

PavolVican/libyang,lukasmacko/libyang,PavolVican/libyang,PavolVican/libyang,lukasmacko/libyang,PavolVican/libyang,PavolVican/libyang