scripted-diff: test: Replace connect_nodes_bi with connect_nodes

-BEGIN VERIFY SCRIPT-
sed -i --regexp-extended -e 's/connect_nodes_bi\(self.nodes,\s*(.),\s*/connect_nodes(self.nodes[\1], /g' $(git grep -l connect_nodes_bi)
sed -i --regexp-extended -e 's/connect_nodes_bi(,| )/connect_nodes\1/g'                                  $(git grep -l connect_nodes_bi)
-END VERIFY SCRIPT-

test/functional/wallet_avoidreuse.py

@@ -8,7 +8,7 @@ from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
     assert_equal,
     assert_raises_rpc_error,
-    connect_nodes_bi,
+    connect_nodes,
 )
 
 # TODO: Copied from wallet_groups.py -- should perhaps move into util.py
@@ -103,7 +103,7 @@ class AvoidReuseTest(BitcoinTestFramework):
         # Stop and restart node 1
         self.stop_node(1)
         self.start_node(1)
-        connect_nodes_bi(self.nodes, 0, 1)
+        connect_nodes(self.nodes[0], 1)
 
         # Flags should still be node1.avoid_reuse=false, node2.avoid_reuse=true
         assert_equal(self.nodes[0].getwalletinfo()["avoid_reuse"], False)