fix missing byte order in ln_init

Author: pinheadmz

src/scenarios/ln_init.py

@@ -88,7 +88,7 @@ def funded_lnnodes():
                 assert chan_pt[:64] not in self.nodes[0].getrawmempool()
                 height = self.nodes[0].getblockcount()
                 self.log.info(f"  confirmed in block {height}")
-                self.log.info(f"  channel_id should be: {int.from_bytes(height.to_bytes(3) + (1).to_bytes(3) + (0).to_bytes(2))}")
+                self.log.info(f"  channel_id should be: {int.from_bytes(height.to_bytes(3, 'big') + (1).to_bytes(3, 'big') + (0).to_bytes(2, 'big'))}")
 
         # Ensure all channel opens are sufficiently confirmed
         self.generatetoaddress(self.nodes[0], 10, miner_addr)