test: Require standard txs in regtest

test/functional/wallet_basic.py

@@ -20,6 +20,9 @@ from test_framework.util import (
 class WalletTest(BitcoinTestFramework):
     def set_test_params(self):
         self.num_nodes = 4
+        self.extra_args = [[
+            "-acceptnonstdtxn=1",
+        ]] * self.num_nodes
         self.setup_clean_chain = True
 
     def skip_test_if_missing_module(self):