Update library to new bdk-ffi API version to 0.6.0

tests/test_bdk.py

@@ -3,7 +3,7 @@ import bdkpython as bdk
 
 # taken from bdk test suite @ https://github.com/bitcoindevkit/bdk/blob/master/src/descriptor/template.rs#L676
 descriptor = "wpkh(tprv8ZgxMBicQKsPcx5nBGsR63Pe8KnRUqmbJNENAfGftF3yuXoMMoVJJcYeUw5eVkm9WBPjWYt6HMWYJNesB5HaNVBaFc1M6dRjWSYnmewUMYy/84h/0h/0h/0/*)"
-config = bdk.DatabaseConfig.MEMORY("")
+db_config = bdk.DatabaseConfig.MEMORY()
 client = bdk.BlockchainConfig.ELECTRUM(
              bdk.ElectrumConfig(
                  "ssl://electrum.blockstream.info:60002",
@@ -15,11 +15,20 @@ client = bdk.BlockchainConfig.ELECTRUM(
 )
 
 
-def test_address_BIP84_testnet():
-    wallet = bdk.OfflineWallet(descriptor, bdk.Network.TESTNET, config)
+def test_address_bip84_testnet():
+    wallet = bdk.Wallet(
+        descriptor=descriptor,
+        change_descriptor=None,
+        network=bdk.Network.TESTNET,
+        database_config=db_config
+    )
     address = wallet.get_new_address()
+    print(f"New address is {address}")
     assert address == "tb1qkmvk2nadgplmd57ztld8nf8v2yxkzmdvvztyse"
 
+
+test_address_bip84_testnet()
+
 # def test_wallet_balance():
 #     wallet = bdk.OnlineWallet(
 #                 descriptor=descriptor,