scripted-diff: validateaddress to getaddressinfo in tests

Change all instances of validateaddress to getaddressinfo since it seems that
no test actually uses validateaddress for actually validating addresses.

-BEGIN VERIFY SCRIPT-
find ./test/functional -path '*py' -not -path ./test/functional/wallet_disable.py -not -path ./test/functional/rpc_deprecated.py -not -path ./test/functional/wallet_address_types.py -exec sed -i'' -e 's/validateaddress/getaddressinfo/g' {} \;
-END VERIFY SCRIPT-

test/functional/wallet_bumpfee.py

@@ -104,7 +104,7 @@ def test_segwit_bumpfee_succeeds(rbf_node, dest_address):
     # which spends it, and make sure bumpfee can be called on it.
 
     segwit_in = next(u for u in rbf_node.listunspent() if u["amount"] == Decimal("0.001"))
-    segwit_out = rbf_node.validateaddress(rbf_node.getnewaddress())
+    segwit_out = rbf_node.getaddressinfo(rbf_node.getnewaddress())
     rbf_node.addwitnessaddress(segwit_out["address"])
     segwitid = send_to_witness(
         use_p2wsh=False,