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/p2p_invalid_locator.py

@@ -16,7 +16,7 @@ class InvalidLocatorTest(BitcoinTestFramework):
 
     def run_test(self):
         node = self.nodes[0]  # convenience reference to the node
-        node.generatetoaddress(1, node.get_deterministic_priv_key().address)  # Get node out of IBD
+        self.generatetoaddress(node, 1, node.get_deterministic_priv_key().address)  # Get node out of IBD
 
         self.log.info('Test max locator size')
         block_count = node.getblockcount()