how to use fullnode config

[zhshy11]

When using the Aptos Wallet Adapter to connect to another chain, there is a bug. When calling WalletCore.submitTransaction, the new AptosConfig only includes the network parameter without the fullnode parameter. As a result, aptos.transaction.submit.multiAgent uses the Aptos RPC node instead of the RPC node I have configured.

[0xmaayan]

duplication of #392

[0xmaayan]

The adapter package is meant to be used with Aptos known networks, and specifically with the defined Aptos network the dapp configured (devnet/testnet/mainnet). The package does not allow the use of other networks