By Andrew McCarty On Tuesday afternoon, Rob Gronkowski officially announced his retirement from the game of football – again. “I will now be going back into my retirement home, walking away from football again with my head held high knowing I gave it everything I had, good or bad, every time I stepped out on the field,” he said in a statement on Twitter. In the hour since his announcement, the football world has been reacting to the somewhat surprising news. One of those reactions came from veteran sideline reporter Erin Andrews. She had a very simple message for Gronk. “One. Of. A. Kind,” she…