fix comment for lpushbuffer
fix comment for lpushbuffer

The size of first chunk ([2]) is 16 struct buffer_node, and the second
size is 32 ...

zhouxiaoxiaoxujian/skynet,jxlczjp77/skynet,wangyi0226/skynet,pigparadise/skynet,fztcjjl/skynet,letmefly/skynet,QuiQiJingFeng/skynet,asanosoyokaze/skynet,Ding8222/skynet,pigparadise/skynet,hongling0/skynet,ypengju/skynet_comment,cmingjian/skynet,great90/skynet,lawnight/skynet,fztcjjl/skynet,great90/skynet,letmefly/skynet,jxlczjp77/skynet,bigrpg/skynet,letmefly/skynet,codingabc/skynet,bttscut/skynet,asanosoyokaze/skynet,firedtoad/skynet,great90/skynet,puXiaoyi/skynet,liuxuezhan/skynet,lawnight/skynet,cdd990/skynet,sundream/skynet,hongling0/skynet,wangyi0226/skynet,kyle-wang/skynet,kyle-wang/skynet,zhouxiaoxiaoxujian/skynet,iskygame/skynet,zhangshiqian1214/skynet,codingabc/skynet,czlc/skynet,rainfiel/skynet,bttscut/skynet,icetoggle/skynet,liuxuezhan/skynet,iskygame/skynet,wangyi0226/skynet,korialuo/skynet,lawnight/skynet,cmingjian/skynet,icetoggle/skynet,cloudwu/skynet,zhangshiqian1214/skynet,puXiaoyi/skynet,ag6ag/skynet,sanikoyes/skynet,xjdrew/skynet,ag6ag/skynet,liuxuezhan/skynet,jxlczjp77/skynet,rainfiel/skynet,firedtoad/skynet,QuiQiJingFeng/skynet,kyle-wang/skynet,xcjmine/skynet,ypengju/skynet_comment,sanikoyes/skynet,czlc/skynet,Ding8222/skynet,icetoggle/skynet,Ding8222/skynet,puXiaoyi/skynet,bttscut/skynet,ypengju/skynet_comment,xjdrew/skynet,korialuo/skynet,ag6ag/skynet,rainfiel/skynet,xcjmine/skynet,zhouxiaoxiaoxujian/skynet,zhangshiqian1214/skynet,lawnight/skynet,asanosoyokaze/skynet,xjdrew/skynet,liuxuezhan/skynet,cloudwu/skynet,cdd990/skynet,letmefly/skynet,bigrpg/skynet,JiessieDawn/skynet,fztcjjl/skynet,cdd990/skynet,zhangshiqian1214/skynet,sundream/skynet,zhangshiqian1214/skynet,firedtoad/skynet,hongling0/skynet,cmingjian/skynet,cloudwu/skynet,zhangshiqian1214/skynet,sanikoyes/skynet,JiessieDawn/skynet,sundream/skynet,czlc/skynet,codingabc/skynet,iskygame/skynet,pigparadise/skynet,bigrpg/skynet,JiessieDawn/skynet,xcjmine/skynet,QuiQiJingFeng/skynet,korialuo/skynet