Dallas Cowboys receiver CeeDee Lamb has revealed the frustration at seeing the season end on Sunday at the hands of the San Francisco 49ers, while offering support to under-fire quarterback Dak Prescott. Dallas Cowboys receiver CeeDee Lamb isn’t happy with his season ending on Sunday at Levi’s Stadium. Lamb, who again proved to be every bit a WR1, catching 10 of his 13 targets for 117 … but he had no help. The 19-12 loss will burn for the entire offseason, given Dallas had several chances to put distance between themselves and the 49ers but fluffed every opportunity and Lamb’s…