It’s tough to call an NFL offseason ‘make or break’ for a 22-year-old quarterback with only three full starts under his belt. That’s what Trey Lance is up against though as preparations for the 2023 season get underway. Brock Purdy’s strong showing from Week 13 when he entered for an injured Jimmy Garoppolo through the elbow injury that knocked him out of the NFC championship game put the final pick of the 2022 draft on track to be the 49ers’ starter in 2023. Lance surely would’ve had at least a little say in that outcome with his performance in the…