cmd, core, params: inital support for yolo-v1 testnet (#21154)

* core,params,puppeth: inital support for yolo-v1 testnet

* cmd/geth, core: add yolov1 console flag

* cmd, core, params: YoloV1 bakein fixups

Co-authored-by: Péter Szilágyi <peterke@gmail.com>

cmd/geth/main.go

@@ -140,6 +140,7 @@ var (
 		utils.RopstenFlag,
 		utils.RinkebyFlag,
 		utils.GoerliFlag,
+		utils.YoloV1Flag,
 		utils.VMEnableDebugFlag,
 		utils.NetworkIdFlag,
 		utils.EthStatsURLFlag,