Results 4 issues of e1a0a0ea

### Abstract This pull request addresses the 429 HTTP error that can occurs when syncing big/multiple wallets to a remote a node with tight rate limit. It aims at slowing...

closes #1440 ### Description - Replace `CreateTxError::InsufficientFunds` use by `coin_selection::Error::InsufficientFunds` - Remove `InsufficientFunds` member from `CreateTxError` enum - Rename `coin_selection::Error` to `coin_selection::CoinSelectionError` ### Notes to the reviewers - We could...

module-wallet

**Describe the bug** Both `coin_selection::Error` and `CreateTxError` enums have an InsufficientFunds member. It is quite confusion prone **Expected behavior** We shouldn't have duplicated enums **Proposed solution** keep only `coin_selection::Error`'s member

bug