eth, txpool: enforce 30gwei for gas related configs for polygon (#10158)

Cherry-pick PR #10119 into the release

Co-authored-by: Marcello Ardizzone <[email protected]>

Author: 2 people

eth/ethconfig/config.go

@@ -49,6 +49,9 @@ import (
 // BorDefaultMinerGasPrice defines the minimum gas price for bor validators to mine a transaction.
 var BorDefaultMinerGasPrice = big.NewInt(30 * params.GWei)
 
+// BorDefaultMinerGasPrice defines the minimum gas price for bor validators to mine a transaction.
+var BorDefaultMinerGasPrice = big.NewInt(30 * params.GWei)
+
 // FullNodeGPO contains default gasprice oracle settings for full node.
 var FullNodeGPO = gaspricecfg.Config{
 	Blocks:           20,