Independent MP Han Dong says he wants to return to the Liberal caucus now that special rapporteur David Johnston's report on foreign interference has concluded that a high-profile allegation made against him was false. The Toronto-area MP left the caucus in late March to sit as an Independent MP after Global News published a report alleging he advised a senior Chinese diplomat in February 2021 that Beijing should hold off on freeing Michael Kovrig and Michael Spavor — the two Canadians being held by China at the time. When asked by CBC News if he wants to rejoin the Liberal…