p2p: Remove dead code for nVersion=10300

test/functional/test_framework/messages.py

@@ -904,8 +904,6 @@ class msg_version():
 
     def deserialize(self, f):
         self.nVersion = struct.unpack("<i", f.read(4))[0]
-        if self.nVersion == 10300:
-            self.nVersion = 300
         self.nServices = struct.unpack("<Q", f.read(8))[0]
         self.nTime = struct.unpack("<q", f.read(8))[0]
         self.addrTo = CAddress()