A former business associate of Hunter Biden gave a closed-door deposition to House Republicans as part of their impeachment inquiry into President Joe Biden — and poured cold water on accusations that Biden profited from the business dealings of his son, Axios reported. “To be clear, President Biden — while in office or as a private citizen — was never involved in any of the business activities we pursued,” Rob Walker told the House Oversight and House Judiciary Committees. Also read: No ‘free pass’ for ‘insurrectionist president’: Colorado plaintiffs’ SCOTUS filing “Any statement to the contr…