add pbs-tools subcrate

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

src/backup/crypt_config.rs

@@ -17,10 +17,10 @@ use openssl::pkcs5::pbkdf2_hmac;
 use openssl::symm::{decrypt_aead, Cipher, Crypter, Mode};
 use serde::{Deserialize, Serialize};
 
-use crate::tools::format::{as_fingerprint, bytes_as_fingerprint};
-
 use proxmox::api::api;
 
+use pbs_tools::format::{as_fingerprint, bytes_as_fingerprint};
+
 // openssl::sha::sha256(b"Proxmox Backup Encryption Key Fingerprint")
 /// This constant is used to compute fingerprints.
 const FINGERPRINT_INPUT: [u8; 32] = [