TORONTO—Ontario’s finance minister says his future in cabinet is up to Premier Doug Ford after returning from a controversial Caribbean vacation on Thursday. Rod Phillips arrived at Toronto Pearson International Airport Thursday morning after taking a holiday in St. Barts, despite provincial guidelines urging people to avoid non-essential travel. He said he wants to keep his job, but he will respect Ford’s decision following what the premier said would be a “very tough conversation” between the two. “There’s very important work that still needs to be done, and I’d like to continue to be a part of that. But I do understand, people are angry, they deserve to be angry, I have to earn back their confidence,” Phillips told reporters on Thursday after arriving at the airport. Phillips has been in St. Barts since Dec. 13 and will quarantine in Ajax, Ont., for 14 days starting Thursday. He said Ford …