Dylan Robertson, The Canadian Press OTTAWA – The Liberal government is assessing how painful China's retaliation would be if Canada decides to expel a diplomat accused of targeting Conservative MP Michael Chong and his relatives in Hong Kong. Foreign Affairs Minister Melanie Joly said Thursday that she had asked her deputy minister to summon China's ambassador to Canada over the affair, while saying that outright expulsion was an option on the table. Chong, meanwhile, said Thursday that Canada's spy agency told the prime minister's national security adviser in 2021 about its intelligence regarding alleged threats against Chong and his family…