Offset thinks he’s become a “better person” since he quit drinking lean. The 32-year-old rap star used to believe that he needed to drink lean – which is a concoction of codeine and soda – in order to make hit records. During an appearance on ‘The Jennifer Hudson Show’, Offset explained: “At the beginning of my career, I’m young and I’m first gaining some success, I was drinking lean a lot, right? And so for a minute, my younger brain would tell me, ‘This is what’s giving me the sauce to put on the songs’. “But I started to see it affect my family. I got five kids. I got to be a grown man. I g…