By Chris Rosvoglou With the Super Bowl on the horizon, J.J. Watt and several other Gatorade athletes participated in a flag football game at Lafayette Park. They surprised the Woodcraft Rangers, a local social impact group, with a grant that’ll cover their field time costs until 2024. Watt has always been a big believer in investing in the youth, so it’s not a surprise to hear that he enjoyed this week’s event. “I loved hanging out with the kids and coaching their flag football game,” Watt said in a statement. “It’s really important to me to invest in the next generation because they’re the fu…