By Tzvi Machlin In an offseason that has seen an almost unprecedented level of quarterback movement among top signal callers, Baker Mayfield has now been traded to the Carolina Panthers. So why is 49ers quarterback Jimmy Garoppolo trending? Following the report that the Browns traded Mayfield to the Panthers, people immediately wondered what this means for Garoppolo. The 49ers starter has reportedly been on the outs for a while now, but with no viable trade partners for San Francisco. Now that Baker has been moved, it looks like there are no suitors left for him at all. He’s likely going to lo…