GUI: enable workspace update when debugging (Bug #44455) * libgui/src/main-window.cc (main_window::construct_octave_qt_link): add debug parameter to set_workspace * libgui/src/octave-qt-link.cc, libgui/src/octave-qt-link.h (octave_qt_link::do_set_workspace): add debug variable, check top_level AND debug flag for redraw (octave_qt_link::do_set_workspace): add debug variable to emit set_work_space_signal * libgui/src/workspace-model.cc, libgui/src/workspace-model.h (workspace_model::set_workspace): add debug flag to function * libinterp/corefcn/octave-link.cc, libinterp/corefcn/octave-link.h (octave_link::set_workspace): send debug flag in do_set_workspace (octave_link::do_set_workspace): add debug flag

gnulib-hg = gnulib-hg