Fix network magic bytes for TestNet4

Author: zquestz

wire/protocol.go

@@ -186,10 +186,10 @@ const (
 	TestNet3 BitcoinNet = 0xf4f3e5f4
 
 	// TestNet4 represents the test network (version 4).
-	TestNet4 BitcoinNet = 0xafdab7e2
+	TestNet4 BitcoinNet = 0xe2b7daaf
 
 	// ChipNet represents the chip network.
-	ChipNet BitcoinNet = 0xafdab7e2
+	ChipNet BitcoinNet = 0xe2b7daaf
 
 	// SimNet represents the simulation test network.
 	SimNet BitcoinNet = 0x12141c16
@@ -201,6 +201,7 @@ var bnStrings = map[BitcoinNet]string{
 	MainNet:  "MainNet",
 	TestNet:  "TestNet",
 	TestNet3: "TestNet3",
+	TestNet4: "TestNet4",
 	SimNet:   "SimNet",
 }