params: set TTD for sepolia testnet (ethereum#25179)

Author: MariusVanDerWijden

params/config.go

@@ -142,21 +142,22 @@ var (
 
 	// SepoliaChainConfig contains the chain parameters to run a node on the Sepolia test network.
 	SepoliaChainConfig = &ChainConfig{
-		ChainID:             big.NewInt(11155111),
-		HomesteadBlock:      big.NewInt(0),
-		DAOForkBlock:        nil,
-		DAOForkSupport:      true,
-		EIP150Block:         big.NewInt(0),
-		EIP155Block:         big.NewInt(0),
-		EIP158Block:         big.NewInt(0),
-		ByzantiumBlock:      big.NewInt(0),
-		ConstantinopleBlock: big.NewInt(0),
-		PetersburgBlock:     big.NewInt(0),
-		IstanbulBlock:       big.NewInt(0),
-		MuirGlacierBlock:    big.NewInt(0),
-		BerlinBlock:         big.NewInt(0),
-		LondonBlock:         big.NewInt(0),
-		Ethash:              new(EthashConfig),
+		ChainID:                 big.NewInt(11155111),
+		HomesteadBlock:          big.NewInt(0),
+		DAOForkBlock:            nil,
+		DAOForkSupport:          true,
+		EIP150Block:             big.NewInt(0),
+		EIP155Block:             big.NewInt(0),
+		EIP158Block:             big.NewInt(0),
+		ByzantiumBlock:          big.NewInt(0),
+		ConstantinopleBlock:     big.NewInt(0),
+		PetersburgBlock:         big.NewInt(0),
+		IstanbulBlock:           big.NewInt(0),
+		MuirGlacierBlock:        big.NewInt(0),
+		BerlinBlock:             big.NewInt(0),
+		LondonBlock:             big.NewInt(0),
+		TerminalTotalDifficulty: big.NewInt(17_000_000_000_000_000),
+		Ethash:                  new(EthashConfig),
 	}
 
 	// SepoliaTrustedCheckpoint contains the light client trusted checkpoint for the Sepolia test network.