scenarios: add main() to all files

scenarios will need a callable entrypoint for the pyz archive

Author: pinheadmz

resources/scenarios/ln_init.py

@@ -180,5 +180,5 @@ def funded_lnnodes():
         )
 
 
-if __name__ == "__main__":
+def main():
     LNInit().main()

resources/scenarios/miner_std.py

@@ -67,5 +67,5 @@ def run_test(self):
                 sleep(self.options.interval)
 
 
-if __name__ == "__main__":
+def main():
     MinerStd().main()

resources/scenarios/reconnaissance.py

@@ -80,5 +80,5 @@ def run_test(self):
         self.log.info(f"Got notfound message from {dstaddr}:{dstport}")
 
 
-if __name__ == "__main__":
+def main():
     Reconnaissance().main()

resources/scenarios/signet_miner.py

@@ -562,5 +562,5 @@ def get_args(parser):
 
     return args
 
-if __name__ == "__main__":
+def main():
     SignetMinerScenario().main()

resources/scenarios/tx_flood.py

@@ -66,5 +66,5 @@ def run_test(self):
             sleep(30)
 
 
-if __name__ == "__main__":
+def main():
     TXFlood().main()