Merge pull request #7209 from guggero/btcwallet-fund-psbt

mod+docs: bump btcwallet to latest version

go.mod

@@ -9,7 +9,7 @@ require (
 	github.com/btcsuite/btcd/btcutil/psbt v1.1.5
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1
 	github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f
-	github.com/btcsuite/btcwallet v0.16.5
+	github.com/btcsuite/btcwallet v0.16.6-0.20221203002441-6c7480c8a46b
 	github.com/btcsuite/btcwallet/wallet/txauthor v1.3.2
 	github.com/btcsuite/btcwallet/wallet/txrules v1.2.0
 	github.com/btcsuite/btcwallet/walletdb v1.4.0