While we (Canadians) certainly aren't happy with Trump's attack on Venezuela, Trump's threats against Canada, reneging on deals with Canada, threats against Greenland, and attacks on the US's domestic rule of law probably all carry more weight in this decision than that.
Despite the issues that Trump has caused Canada still does more trade with the US, on more favourable terms, than China...
What is Canada's issue with the "attack" on Venezuela (I wrap it in quotes because the actual operation was the capture of Maduro)