By Andrew Gould We might have asked Rob Gronkowski one too many times about his free-agent plans. A fan demanded the tight end stop making TikTok video and decide whether he’s returning to the Tampa Bay Buccaneers this season. Gronk responded with a bizarre TikTok video. Unless he’s sending some deeply hidden messages that only Gronkowski can understand, this wasn’t an answer to the fan’s bossy inquiry. There are a couple of more helpful insights into Gronkowski’s mindset on social media. Earlier this week, Tampa Bay restaurant owner Alan Villa posted a video of Gronkowski joking that he’s giv…