A few days before Michael B. Goldberg died, he awoke with a start. At that moment, a union meeting in Peoria was on his mind, Goldberg’s son Bryan said.“That was what his good dream, his burst of energy was. It was amazing,” Bryan Goldberg said.Michael Goldberg, co-founder of Goldberg Weisman & Cairo, died last Wednesday after a battle with pancreatic cancer. He was 69.Goldberg is survived by his wife …