Generate appropriate lambdas for functions that use pass by ref iso returning

[adam-urbanczyk]

E.g. BRepTools.UVBounds_s

[adam-urbanczyk]

For methods solved here:

pywrap/bindgen/template_sub.j2

Line 103 in 6e16af5

{% if not m.pointer_by_ref %}

and here:

pywrap/bindgen/template_sub.j2

Line 121 in 6e16af5

[]( {{argtypes_names_not_byref(m)}} ){ {{init_outputs_byref(m)}}; {{c.name}}::{{m.name}}({{argnames_wo_type(m)}}); return std::make_tuple({{argnames_byref(m)}}); },