PHILADELPHIA — Former President Donald Trump is headed back to Pennsylvania. Trump will be the keynote speaker at the National Rifle Association’s Presidential Forum on Friday, Feb. 9 in Harrisburg. It’s the first scheduled visit of the year for Trump, who is expected to make frequent campaign stops in Pennsylvania, as he did in 2020 and 2016 in his presidential campaigns. Trump narrowly won Pennsylvania in 2016 and then lost the state by less than 1 percentage point in 2020. It’s considered a key swing state in this year’s presidential election. While Pennsylvania won’t hold its primary until…