President Joe Biden’s could use the State of the Union Address to rebuke Republicans who have obstructed his agenda, and that makes Rep. Matt Gaetz scared, the Florida Republican admitted Thursday. Gaetz appeared on Steve Bannon’s show “War Room” before the national address to share his concerns that Biden might goad Republicans into heckling — and make himself look good in the process. “Joe Biden is going to try to bait House Republicans into some sort of raucous exchange, right?” said Gaetz. “Remember that the State of the Union gives the president tremendous home-field advantage…you are t…