Billionaire businessman Mike Bloomberg donated $10 million to the Democrats’ House Majority PAC in July as the party seeks to wrest control of the chamber from Republicans.The PAC is the major funding group supporting Democrats in the House, both those defending their seats and candidates trying to unseat Republicans.“House Majority PAC is deeply grateful for the longstanding and continued support from Mayor Mike Bloomberg in our efforts to take back the House,” House Majority PAC President Mike Smith said in a statement to NBC News. “With American freedoms at stake, Mayor Bloomberg’s dedication to Democratic ideals will fuel our work to promote an agenda for working families across America and elect Speaker Hakeem Jeffries next year.“The big donation comes after Bloomberg threw $20 million …