Former President Donald Trump’s social media platform Truth Social was backed by a Wall Street firm whose partners are accused of blowing millions of company cash on private jets, hangover cures and a prostitute, according to court records and reports. Partners at EF Hutton, a company that specializes in risky start-ups such as Truth Social, were the subject of dueling lawsuits and a securities fraud investigation revealed Thursday by the Wall Street Journal and Daily Beast. New York civil court records show the firm sued former CEO Joseph Rallo in September on accusations he spent millions of…