Auto Top Up Custodial Deployment with Available amount

[ygrishajev]

When auto top up job checks for available funds it throws an insufficient error in case there's not enough for the desired period. We need to top up with all available funds in this case. This is done for managed wallets #523 - logic should be similar.

This task also requires to fix a bug:
this check balances.balance > amount + this.MIN_FEES_AVAILABLE doesn't make sense when the deployment is in usdc https://github.com/akash-network/console/blob/main/apps/api/src/deployment/services/top-up-custodial-deployments/top-up-custodial-deployments.service.ts#L147
Instead it should fetch akt balance and check it against relevant balance. For akt deployments should prob stay the same.