scripted-diff: Use generate* from TestFramework

-BEGIN VERIFY SCRIPT-
 sed --regexp-extended -i \
     's/((self\.)?(nodes\[[^]]+\]|[a-z_]*(wallet|node)[0-9a-z_]*))\.(generate(|toaddress|block|todescriptor)(\(|, ))/self.\5\1, /g' \
     $(git grep -l generate ./test | grep -v 'test_framework/' | grep -v 'feature_rbf')
-END VERIFY SCRIPT-

test/functional/wallet_create_tx.py

@@ -24,7 +24,7 @@ class CreateTxWalletTest(BitcoinTestFramework):
     def run_test(self):
         self.log.info('Create some old blocks')
         self.nodes[0].setmocktime(TIME_GENESIS_BLOCK)
-        self.nodes[0].generate(200)
+        self.generate(self.nodes[0], 200)
         self.nodes[0].setmocktime(0)
 
         self.test_anti_fee_sniping()
@@ -38,7 +38,7 @@ class CreateTxWalletTest(BitcoinTestFramework):
         assert_equal(tx['locktime'], 0)
 
         self.log.info('Check that anti-fee-sniping is enabled when we mine a recent block')
-        self.nodes[0].generate(1)
+        self.generate(self.nodes[0], 1)
         txid = self.nodes[0].sendtoaddress(self.nodes[0].getnewaddress(), 1)
         tx = self.nodes[0].decoderawtransaction(self.nodes[0].gettransaction(txid)['hex'])
         assert 0 < tx['locktime'] <= 201