refactor: remove unnecessary all predicate

Author: 110CodingP

src/handlers.rs

@@ -18,7 +18,7 @@ use crate::persister::{Persister, PersisterError};
 #[cfg(feature = "cbf")]
 use crate::utils::BlockchainClient::KyotoClient;
 use crate::utils::*;
-#[cfg(all(feature = "redb",))]
+#[cfg(feature = "redb")]
 use bdk_redb::Store as RedbStore;
 use bdk_wallet::bip39::{Language, Mnemonic};
 use bdk_wallet::bitcoin::bip32::{DerivationPath, KeySource};